Home / 25,081.72-34,616.30-15,524.66

Finding the Fourth Proportional to 25,081.72, 34,616.30 and 15,524.66

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Solution

The fourth proportional to 25,081.72, 34,616.30 and 15,524.66 is: 21,426.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,081.72 : 34,616.30 = 15,524.66 : x
  2. Step 2: Convert to fraction form
    25,081.72/34,616.30 = 15,524.66/x
  3. Step 3: Cross multiply
    25,081.72x = 34,616.30 × 15,524.66
  4. Step 4: Simplify right side
    25,081.72x = 537,406,152.90
  5. Step 5: Solve for x
    x = 537,406,152.90/25,081.72
  6. Step 6: Final answer
    x = 21,426.21

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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.