Home / 56,410.30-84,614.77-13,715.97

Finding the Fourth Proportional to 56,410.30, 84,614.77 and 13,715.97

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Solution

The fourth proportional to 56,410.30, 84,614.77 and 13,715.97 is: 20,573.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,410.30 : 84,614.77 = 13,715.97 : x
  2. Step 2: Convert to fraction form
    56,410.30/84,614.77 = 13,715.97/x
  3. Step 3: Cross multiply
    56,410.30x = 84,614.77 × 13,715.97
  4. Step 4: Simplify right side
    56,410.30x = 1,160,573,315.97
  5. Step 5: Solve for x
    x = 1,160,573,315.97/56,410.30
  6. Step 6: Final answer
    x = 20,573.79

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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.