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Finding the Fourth Proportional to 47,148.92, 65,063.70 and 25,926.92

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Solution

The fourth proportional to 47,148.92, 65,063.70 and 25,926.92 is: 35,778.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,148.92 : 65,063.70 = 25,926.92 : x
  2. Step 2: Convert to fraction form
    47,148.92/65,063.70 = 25,926.92/x
  3. Step 3: Cross multiply
    47,148.92x = 65,063.70 × 25,926.92
  4. Step 4: Simplify right side
    47,148.92x = 1,686,901,344.80
  5. Step 5: Solve for x
    x = 1,686,901,344.80/47,148.92
  6. Step 6: Final answer
    x = 35,778.15

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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.