Home / 56,489.39-77,962.28-32,616.03

Finding the Fourth Proportional to 56,489.39, 77,962.28 and 32,616.03

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Solution

The fourth proportional to 56,489.39, 77,962.28 and 32,616.03 is: 45,014.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,489.39 : 77,962.28 = 32,616.03 : x
  2. Step 2: Convert to fraction form
    56,489.39/77,962.28 = 32,616.03/x
  3. Step 3: Cross multiply
    56,489.39x = 77,962.28 × 32,616.03
  4. Step 4: Simplify right side
    56,489.39x = 2,542,819,607.91
  5. Step 5: Solve for x
    x = 2,542,819,607.91/56,489.39
  6. Step 6: Final answer
    x = 45,014.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.