Home / 25,562.52-38,353.30-11,518.34

Finding the Fourth Proportional to 25,562.52, 38,353.30 and 11,518.34

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Solution

The fourth proportional to 25,562.52, 38,353.30 and 11,518.34 is: 17,281.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,562.52 : 38,353.30 = 11,518.34 : x
  2. Step 2: Convert to fraction form
    25,562.52/38,353.30 = 11,518.34/x
  3. Step 3: Cross multiply
    25,562.52x = 38,353.30 × 11,518.34
  4. Step 4: Simplify right side
    25,562.52x = 441,766,349.52
  5. Step 5: Solve for x
    x = 441,766,349.52/25,562.52
  6. Step 6: Final answer
    x = 17,281.80

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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.