Home / 52,355.22-78,531.82-14,915.54

Finding the Fourth Proportional to 52,355.22, 78,531.82 and 14,915.54

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Solution

The fourth proportional to 52,355.22, 78,531.82 and 14,915.54 is: 22,373.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,355.22 : 78,531.82 = 14,915.54 : x
  2. Step 2: Convert to fraction form
    52,355.22/78,531.82 = 14,915.54/x
  3. Step 3: Cross multiply
    52,355.22x = 78,531.82 × 14,915.54
  4. Step 4: Simplify right side
    52,355.22x = 1,171,344,502.48
  5. Step 5: Solve for x
    x = 1,171,344,502.48/52,355.22
  6. Step 6: Final answer
    x = 22,373.02

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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.