Home / 42,254.87-63,378.65-25,609.97

Finding the Fourth Proportional to 42,254.87, 63,378.65 and 25,609.97

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Solution

The fourth proportional to 42,254.87, 63,378.65 and 25,609.97 is: 38,412.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,254.87 : 63,378.65 = 25,609.97 : x
  2. Step 2: Convert to fraction form
    42,254.87/63,378.65 = 25,609.97/x
  3. Step 3: Cross multiply
    42,254.87x = 63,378.65 × 25,609.97
  4. Step 4: Simplify right side
    42,254.87x = 1,623,125,547.61
  5. Step 5: Solve for x
    x = 1,623,125,547.61/42,254.87
  6. Step 6: Final answer
    x = 38,412.75

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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.