Home / 25,644.03-38,470.19-10,853.12

Finding the Fourth Proportional to 25,644.03, 38,470.19 and 10,853.12

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Solution

The fourth proportional to 25,644.03, 38,470.19 and 10,853.12 is: 16,281.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,644.03 : 38,470.19 = 10,853.12 : x
  2. Step 2: Convert to fraction form
    25,644.03/38,470.19 = 10,853.12/x
  3. Step 3: Cross multiply
    25,644.03x = 38,470.19 × 10,853.12
  4. Step 4: Simplify right side
    25,644.03x = 417,521,341.88
  5. Step 5: Solve for x
    x = 417,521,341.88/25,644.03
  6. Step 6: Final answer
    x = 16,281.42

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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.