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Finding the Fourth Proportional to 41,760, 57,626.88 and 25,002.24

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Solution

The fourth proportional to 41,760, 57,626.88 and 25,002.24 is: 34,501.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,760 : 57,626.88 = 25,002.24 : x
  2. Step 2: Convert to fraction form
    41,760/57,626.88 = 25,002.24/x
  3. Step 3: Cross multiply
    41,760x = 57,626.88 × 25,002.24
  4. Step 4: Simplify right side
    41,760x = 1,440,801,084.21
  5. Step 5: Solve for x
    x = 1,440,801,084.21/41,760
  6. Step 6: Final answer
    x = 34,501.94

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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.