Home / 47,760.57-71,641.05-14,480.92

Finding the Fourth Proportional to 47,760.57, 71,641.05 and 14,480.92

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Solution

The fourth proportional to 47,760.57, 71,641.05 and 14,480.92 is: 21,721.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,760.57 : 71,641.05 = 14,480.92 : x
  2. Step 2: Convert to fraction form
    47,760.57/71,641.05 = 14,480.92/x
  3. Step 3: Cross multiply
    47,760.57x = 71,641.05 × 14,480.92
  4. Step 4: Simplify right side
    47,760.57x = 1,037,428,313.77
  5. Step 5: Solve for x
    x = 1,037,428,313.77/47,760.57
  6. Step 6: Final answer
    x = 21,721.44

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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.