Home / 42,188.66-63,251.75-25,544.78

Finding the Fourth Proportional to 42,188.66, 63,251.75 and 25,544.78

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Solution

The fourth proportional to 42,188.66, 63,251.75 and 25,544.78 is: 38,298.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,188.66 : 63,251.75 = 25,544.78 : x
  2. Step 2: Convert to fraction form
    42,188.66/63,251.75 = 25,544.78/x
  3. Step 3: Cross multiply
    42,188.66x = 63,251.75 × 25,544.78
  4. Step 4: Simplify right side
    42,188.66x = 1,615,751,910.64
  5. Step 5: Solve for x
    x = 1,615,751,910.64/42,188.66
  6. Step 6: Final answer
    x = 38,298.25

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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.