Home / 47,152.20-65,069.52-25,931.76

Finding the Fourth Proportional to 47,152.20, 65,069.52 and 25,931.76

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Solution

The fourth proportional to 47,152.20, 65,069.52 and 25,931.76 is: 35,785.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,152.20 : 65,069.52 = 25,931.76 : x
  2. Step 2: Convert to fraction form
    47,152.20/65,069.52 = 25,931.76/x
  3. Step 3: Cross multiply
    47,152.20x = 65,069.52 × 25,931.76
  4. Step 4: Simplify right side
    47,152.20x = 1,687,367,175.96
  5. Step 5: Solve for x
    x = 1,687,367,175.96/47,152.20
  6. Step 6: Final answer
    x = 35,785.55

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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.