Home / 56,159.13-84,232.92-18,715.17

Finding the Fourth Proportional to 56,159.13, 84,232.92 and 18,715.17

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Solution

The fourth proportional to 56,159.13, 84,232.92 and 18,715.17 is: 28,070.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,159.13 : 84,232.92 = 18,715.17 : x
  2. Step 2: Convert to fraction form
    56,159.13/84,232.92 = 18,715.17/x
  3. Step 3: Cross multiply
    56,159.13x = 84,232.92 × 18,715.17
  4. Step 4: Simplify right side
    56,159.13x = 1,576,433,417.40
  5. Step 5: Solve for x
    x = 1,576,433,417.40/56,159.13
  6. Step 6: Final answer
    x = 28,070.83

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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.