Home / 39,434.20-54,443.76-25,102.12

Finding the Fourth Proportional to 39,434.20, 54,443.76 and 25,102.12

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Solution

The fourth proportional to 39,434.20, 54,443.76 and 25,102.12 is: 34,656.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,434.20 : 54,443.76 = 25,102.12 : x
  2. Step 2: Convert to fraction form
    39,434.20/54,443.76 = 25,102.12/x
  3. Step 3: Cross multiply
    39,434.20x = 54,443.76 × 25,102.12
  4. Step 4: Simplify right side
    39,434.20x = 1,366,653,796.77
  5. Step 5: Solve for x
    x = 1,366,653,796.77/39,434.20
  6. Step 6: Final answer
    x = 34,656.56

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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.