Home / 25,403.76-35,049.04-16,458.12

Finding the Fourth Proportional to 25,403.76, 35,049.04 and 16,458.12

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Solution

The fourth proportional to 25,403.76, 35,049.04 and 16,458.12 is: 22,706.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,403.76 : 35,049.04 = 16,458.12 : x
  2. Step 2: Convert to fraction form
    25,403.76/35,049.04 = 16,458.12/x
  3. Step 3: Cross multiply
    25,403.76x = 35,049.04 × 16,458.12
  4. Step 4: Simplify right side
    25,403.76x = 576,841,306.20
  5. Step 5: Solve for x
    x = 576,841,306.20/25,403.76
  6. Step 6: Final answer
    x = 22,706.93

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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.