Home / 34,522.30-47,640.32-19,414.96

Finding the Fourth Proportional to 34,522.30, 47,640.32 and 19,414.96

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Solution

The fourth proportional to 34,522.30, 47,640.32 and 19,414.96 is: 26,792.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,522.30 : 47,640.32 = 19,414.96 : x
  2. Step 2: Convert to fraction form
    34,522.30/47,640.32 = 19,414.96/x
  3. Step 3: Cross multiply
    34,522.30x = 47,640.32 × 19,414.96
  4. Step 4: Simplify right side
    34,522.30x = 924,934,729.10
  5. Step 5: Solve for x
    x = 924,934,729.10/34,522.30
  6. Step 6: Final answer
    x = 26,792.38

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1.5x scale

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.