Home / 30,593.66-42,225.03-19,992.38

Finding the Fourth Proportional to 30,593.66, 42,225.03 and 19,992.38

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Solution

The fourth proportional to 30,593.66, 42,225.03 and 19,992.38 is: 27,593.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,593.66 : 42,225.03 = 19,992.38 : x
  2. Step 2: Convert to fraction form
    30,593.66/42,225.03 = 19,992.38/x
  3. Step 3: Cross multiply
    30,593.66x = 42,225.03 × 19,992.38
  4. Step 4: Simplify right side
    30,593.66x = 844,178,845.27
  5. Step 5: Solve for x
    x = 844,178,845.27/30,593.66
  6. Step 6: Final answer
    x = 27,593.26

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Half scale
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Double scale
Find fourth proportional to 30,594.66, 42,226.41 and 19,993.38
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.