Home / 51,772.14-77,654.03-14,332.90

Finding the Fourth Proportional to 51,772.14, 77,654.03 and 14,332.90

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Solution

The fourth proportional to 51,772.14, 77,654.03 and 14,332.90 is: 21,498.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,772.14 : 77,654.03 = 14,332.90 : x
  2. Step 2: Convert to fraction form
    51,772.14/77,654.03 = 14,332.90/x
  3. Step 3: Cross multiply
    51,772.14x = 77,654.03 × 14,332.90
  4. Step 4: Simplify right side
    51,772.14x = 1,113,007,446.59
  5. Step 5: Solve for x
    x = 1,113,007,446.59/51,772.14
  6. Step 6: Final answer
    x = 21,498.19

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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.