Home / 25,871.15-38,774.27-11,062.68

Finding the Fourth Proportional to 25,871.15, 38,774.27 and 11,062.68

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Solution

The fourth proportional to 25,871.15, 38,774.27 and 11,062.68 is: 16,580.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,871.15 : 38,774.27 = 11,062.68 : x
  2. Step 2: Convert to fraction form
    25,871.15/38,774.27 = 11,062.68/x
  3. Step 3: Cross multiply
    25,871.15x = 38,774.27 × 11,062.68
  4. Step 4: Simplify right side
    25,871.15x = 428,947,285.93
  5. Step 5: Solve for x
    x = 428,947,285.93/25,871.15
  6. Step 6: Final answer
    x = 16,580.14

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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.