Home / 84,924.59-127,387.35-25,760.32

Finding the Fourth Proportional to 84,924.59, 127,387.35 and 25,760.32

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Solution

The fourth proportional to 84,924.59, 127,387.35 and 25,760.32 is: 38,640.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,924.59 : 127,387.35 = 25,760.32 : x
  2. Step 2: Convert to fraction form
    84,924.59/127,387.35 = 25,760.32/x
  3. Step 3: Cross multiply
    84,924.59x = 127,387.35 × 25,760.32
  4. Step 4: Simplify right side
    84,924.59x = 3,281,538,899.95
  5. Step 5: Solve for x
    x = 3,281,538,899.95/84,924.59
  6. Step 6: Final answer
    x = 38,640.62

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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.