Home / 25,363.38-34,952.12-18,276.42

Finding the Fourth Proportional to 25,363.38, 34,952.12 and 18,276.42

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Solution

The fourth proportional to 25,363.38, 34,952.12 and 18,276.42 is: 25,185.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,363.38 : 34,952.12 = 18,276.42 : x
  2. Step 2: Convert to fraction form
    25,363.38/34,952.12 = 18,276.42/x
  3. Step 3: Cross multiply
    25,363.38x = 34,952.12 × 18,276.42
  4. Step 4: Simplify right side
    25,363.38x = 638,799,625.01
  5. Step 5: Solve for x
    x = 638,799,625.01/25,363.38
  6. Step 6: Final answer
    x = 25,185.90

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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.