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Finding the Fourth Proportional to 25,152.76, 37,729.10 and 6,684.76

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Solution

The fourth proportional to 25,152.76, 37,729.10 and 6,684.76 is: 10,027.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,152.76 : 37,729.10 = 6,684.76 : x
  2. Step 2: Convert to fraction form
    25,152.76/37,729.10 = 6,684.76/x
  3. Step 3: Cross multiply
    25,152.76x = 37,729.10 × 6,684.76
  4. Step 4: Simplify right side
    25,152.76x = 252,209,978.52
  5. Step 5: Solve for x
    x = 252,209,978.52/25,152.76
  6. Step 6: Final answer
    x = 10,027.13

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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.