Home / 25,460.20-38,174.96-11,417.69

Finding the Fourth Proportional to 25,460.20, 38,174.96 and 11,417.69

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Solution

The fourth proportional to 25,460.20, 38,174.96 and 11,417.69 is: 17,119.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,460.20 : 38,174.96 = 11,417.69 : x
  2. Step 2: Convert to fraction form
    25,460.20/38,174.96 = 11,417.69/x
  3. Step 3: Cross multiply
    25,460.20x = 38,174.96 × 11,417.69
  4. Step 4: Simplify right side
    25,460.20x = 435,869,859.04
  5. Step 5: Solve for x
    x = 435,869,859.04/25,460.20
  6. Step 6: Final answer
    x = 17,119.66

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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.