Home / 47,195.74-65,128.88-25,685.91

Finding the Fourth Proportional to 47,195.74, 65,128.88 and 25,685.91

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Solution

The fourth proportional to 47,195.74, 65,128.88 and 25,685.91 is: 35,445.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,195.74 : 65,128.88 = 25,685.91 : x
  2. Step 2: Convert to fraction form
    47,195.74/65,128.88 = 25,685.91/x
  3. Step 3: Cross multiply
    47,195.74x = 65,128.88 × 25,685.91
  4. Step 4: Simplify right side
    47,195.74x = 1,672,894,550.08
  5. Step 5: Solve for x
    x = 1,672,894,550.08/47,195.74
  6. Step 6: Final answer
    x = 35,445.88

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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.