Home / 28,593.74-39,473.30-19,039.28

Finding the Fourth Proportional to 28,593.74, 39,473.30 and 19,039.28

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Solution

The fourth proportional to 28,593.74, 39,473.30 and 19,039.28 is: 26,283.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,593.74 : 39,473.30 = 19,039.28 : x
  2. Step 2: Convert to fraction form
    28,593.74/39,473.30 = 19,039.28/x
  3. Step 3: Cross multiply
    28,593.74x = 39,473.30 × 19,039.28
  4. Step 4: Simplify right side
    28,593.74x = 751,543,061.46
  5. Step 5: Solve for x
    x = 751,543,061.46/28,593.74
  6. Step 6: Final answer
    x = 26,283.48

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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.