Home / 51,791.05-77,677.92-14,354.91

Finding the Fourth Proportional to 51,791.05, 77,677.92 and 14,354.91

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Solution

The fourth proportional to 51,791.05, 77,677.92 and 14,354.91 is: 21,529.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,791.05 : 77,677.92 = 14,354.91 : x
  2. Step 2: Convert to fraction form
    51,791.05/77,677.92 = 14,354.91/x
  3. Step 3: Cross multiply
    51,791.05x = 77,677.92 × 14,354.91
  4. Step 4: Simplify right side
    51,791.05x = 1,115,059,259.30
  5. Step 5: Solve for x
    x = 1,115,059,259.30/51,791.05
  6. Step 6: Final answer
    x = 21,529.96

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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.