Home / 40,915.60-61,373.22-11,333.14

Finding the Fourth Proportional to 40,915.60, 61,373.22 and 11,333.14

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Solution

The fourth proportional to 40,915.60, 61,373.22 and 11,333.14 is: 16,999.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,915.60 : 61,373.22 = 11,333.14 : x
  2. Step 2: Convert to fraction form
    40,915.60/61,373.22 = 11,333.14/x
  3. Step 3: Cross multiply
    40,915.60x = 61,373.22 × 11,333.14
  4. Step 4: Simplify right side
    40,915.60x = 695,551,294.51
  5. Step 5: Solve for x
    x = 695,551,294.51/40,915.60
  6. Step 6: Final answer
    x = 16,999.66

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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.