Home / 56,397.74-84,597.57-21,353.90

Finding the Fourth Proportional to 56,397.74, 84,597.57 and 21,353.90

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Solution

The fourth proportional to 56,397.74, 84,597.57 and 21,353.90 is: 32,031.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,397.74 : 84,597.57 = 21,353.90 : x
  2. Step 2: Convert to fraction form
    56,397.74/84,597.57 = 21,353.90/x
  3. Step 3: Cross multiply
    56,397.74x = 84,597.57 × 21,353.90
  4. Step 4: Simplify right side
    56,397.74x = 1,806,488,050.02
  5. Step 5: Solve for x
    x = 1,806,488,050.02/56,397.74
  6. Step 6: Final answer
    x = 32,031.21

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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.