Home / 20,646.18-30,937.01-15,073.92

Finding the Fourth Proportional to 20,646.18, 30,937.01 and 15,073.92

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Solution

The fourth proportional to 20,646.18, 30,937.01 and 15,073.92 is: 22,587.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,646.18 : 30,937.01 = 15,073.92 : x
  2. Step 2: Convert to fraction form
    20,646.18/30,937.01 = 15,073.92/x
  3. Step 3: Cross multiply
    20,646.18x = 30,937.01 × 15,073.92
  4. Step 4: Simplify right side
    20,646.18x = 466,341,938.41
  5. Step 5: Solve for x
    x = 466,341,938.41/20,646.18
  6. Step 6: Final answer
    x = 22,587.32

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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.