Home / 47,934.21-71,901.50-14,654.15

Finding the Fourth Proportional to 47,934.21, 71,901.50 and 14,654.15

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Solution

The fourth proportional to 47,934.21, 71,901.50 and 14,654.15 is: 21,981.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,934.21 : 71,901.50 = 14,654.15 : x
  2. Step 2: Convert to fraction form
    47,934.21/71,901.50 = 14,654.15/x
  3. Step 3: Cross multiply
    47,934.21x = 71,901.50 × 14,654.15
  4. Step 4: Simplify right side
    47,934.21x = 1,053,655,366.23
  5. Step 5: Solve for x
    x = 1,053,655,366.23/47,934.21
  6. Step 6: Final answer
    x = 21,981.28

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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.