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Finding the Fourth Proportional to 25,223.77, 37,835.46 and 9,432.78

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Solution

The fourth proportional to 25,223.77, 37,835.46 and 9,432.78 is: 14,149.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,223.77 : 37,835.46 = 9,432.78 : x
  2. Step 2: Convert to fraction form
    25,223.77/37,835.46 = 9,432.78/x
  3. Step 3: Cross multiply
    25,223.77x = 37,835.46 × 9,432.78
  4. Step 4: Simplify right side
    25,223.77x = 356,893,570.38
  5. Step 5: Solve for x
    x = 356,893,570.38/25,223.77
  6. Step 6: Final answer
    x = 14,149.10

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1.5x scale

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.