Home / 25,998.52-38,999.40-10,414.12

Finding the Fourth Proportional to 25,998.52, 38,999.40 and 10,414.12

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Solution

The fourth proportional to 25,998.52, 38,999.40 and 10,414.12 is: 15,621.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,998.52 : 38,999.40 = 10,414.12 : x
  2. Step 2: Convert to fraction form
    25,998.52/38,999.40 = 10,414.12/x
  3. Step 3: Cross multiply
    25,998.52x = 38,999.40 × 10,414.12
  4. Step 4: Simplify right side
    25,998.52x = 406,144,431.53
  5. Step 5: Solve for x
    x = 406,144,431.53/25,998.52
  6. Step 6: Final answer
    x = 15,621.83

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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.