Home / 15,188.66-22,744.04-10,502.21

Finding the Fourth Proportional to 15,188.66, 22,744.04 and 10,502.21

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Solution

The fourth proportional to 15,188.66, 22,744.04 and 10,502.21 is: 15,726.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,188.66 : 22,744.04 = 10,502.21 : x
  2. Step 2: Convert to fraction form
    15,188.66/22,744.04 = 10,502.21/x
  3. Step 3: Cross multiply
    15,188.66x = 22,744.04 × 10,502.21
  4. Step 4: Simplify right side
    15,188.66x = 238,862,619.82
  5. Step 5: Solve for x
    x = 238,862,619.82/15,188.66
  6. Step 6: Final answer
    x = 15,726.37

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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.