Home / 25,155.97-34,718.53-16,229.44

Finding the Fourth Proportional to 25,155.97, 34,718.53 and 16,229.44

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Solution

The fourth proportional to 25,155.97, 34,718.53 and 16,229.44 is: 22,398.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,155.97 : 34,718.53 = 16,229.44 : x
  2. Step 2: Convert to fraction form
    25,155.97/34,718.53 = 16,229.44/x
  3. Step 3: Cross multiply
    25,155.97x = 34,718.53 × 16,229.44
  4. Step 4: Simplify right side
    25,155.97x = 563,462,378.42
  5. Step 5: Solve for x
    x = 563,462,378.42/25,155.97
  6. Step 6: Final answer
    x = 22,398.75

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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.