Home / 56,496.17-84,711.03-21,438.29

Finding the Fourth Proportional to 56,496.17, 84,711.03 and 21,438.29

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Solution

The fourth proportional to 56,496.17, 84,711.03 and 21,438.29 is: 32,144.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,496.17 : 84,711.03 = 21,438.29 : x
  2. Step 2: Convert to fraction form
    56,496.17/84,711.03 = 21,438.29/x
  3. Step 3: Cross multiply
    56,496.17x = 84,711.03 × 21,438.29
  4. Step 4: Simplify right side
    56,496.17x = 1,816,059,627.34
  5. Step 5: Solve for x
    x = 1,816,059,627.34/56,496.17
  6. Step 6: Final answer
    x = 32,144.83

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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.