Home / 20,590.01-30,885.08-5,007.63

Finding the Fourth Proportional to 20,590.01, 30,885.08 and 5,007.63

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Solution

The fourth proportional to 20,590.01, 30,885.08 and 5,007.63 is: 7,511.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,590.01 : 30,885.08 = 5,007.63 : x
  2. Step 2: Convert to fraction form
    20,590.01/30,885.08 = 5,007.63/x
  3. Step 3: Cross multiply
    20,590.01x = 30,885.08 × 5,007.63
  4. Step 4: Simplify right side
    20,590.01x = 154,661,028.12
  5. Step 5: Solve for x
    x = 154,661,028.12/20,590.01
  6. Step 6: Final answer
    x = 7,511.46

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.