Home / 26,915.90-40,355.60-15,077.82

Finding the Fourth Proportional to 26,915.90, 40,355.60 and 15,077.82

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Solution

The fourth proportional to 26,915.90, 40,355.60 and 15,077.82 is: 22,606.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,915.90 : 40,355.60 = 15,077.82 : x
  2. Step 2: Convert to fraction form
    26,915.90/40,355.60 = 15,077.82/x
  3. Step 3: Cross multiply
    26,915.90x = 40,355.60 × 15,077.82
  4. Step 4: Simplify right side
    26,915.90x = 608,474,472.79
  5. Step 5: Solve for x
    x = 608,474,472.79/26,915.90
  6. Step 6: Final answer
    x = 22,606.51

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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.