Home / 56,127.30-84,227.86-21,066.96

Finding the Fourth Proportional to 56,127.30, 84,227.86 and 21,066.96

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Solution

The fourth proportional to 56,127.30, 84,227.86 and 21,066.96 is: 31,614.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,127.30 : 84,227.86 = 21,066.96 : x
  2. Step 2: Convert to fraction form
    56,127.30/84,227.86 = 21,066.96/x
  3. Step 3: Cross multiply
    56,127.30x = 84,227.86 × 21,066.96
  4. Step 4: Simplify right side
    56,127.30x = 1,774,425,092.43
  5. Step 5: Solve for x
    x = 1,774,425,092.43/56,127.30
  6. Step 6: Final answer
    x = 31,614.29

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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.