Home / 25,390.12-35,034.20-15,952

Finding the Fourth Proportional to 25,390.12, 35,034.20 and 15,952

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Solution

The fourth proportional to 25,390.12, 35,034.20 and 15,952 is: 22,011.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,390.12 : 35,034.20 = 15,952 : x
  2. Step 2: Convert to fraction form
    25,390.12/35,034.20 = 15,952/x
  3. Step 3: Cross multiply
    25,390.12x = 35,034.20 × 15,952
  4. Step 4: Simplify right side
    25,390.12x = 558,865,558.40
  5. Step 5: Solve for x
    x = 558,865,558.40/25,390.12
  6. Step 6: Final answer
    x = 22,011.14

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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.