Home / 14,945.13-22,388.50-11,642.76

Finding the Fourth Proportional to 14,945.13, 22,388.50 and 11,642.76

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Solution

The fourth proportional to 14,945.13, 22,388.50 and 11,642.76 is: 17,441.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,945.13 : 22,388.50 = 11,642.76 : x
  2. Step 2: Convert to fraction form
    14,945.13/22,388.50 = 11,642.76/x
  3. Step 3: Cross multiply
    14,945.13x = 22,388.50 × 11,642.76
  4. Step 4: Simplify right side
    14,945.13x = 260,663,932.26
  5. Step 5: Solve for x
    x = 260,663,932.26/14,945.13
  6. Step 6: Final answer
    x = 17,441.40

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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.