Home / 47,441.60-71,151.92-13,700.28

Finding the Fourth Proportional to 47,441.60, 71,151.92 and 13,700.28

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Solution

The fourth proportional to 47,441.60, 71,151.92 and 13,700.28 is: 20,547.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,441.60 : 71,151.92 = 13,700.28 : x
  2. Step 2: Convert to fraction form
    47,441.60/71,151.92 = 13,700.28/x
  3. Step 3: Cross multiply
    47,441.60x = 71,151.92 × 13,700.28
  4. Step 4: Simplify right side
    47,441.60x = 974,801,226.54
  5. Step 5: Solve for x
    x = 974,801,226.54/47,441.60
  6. Step 6: Final answer
    x = 20,547.39

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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.