Home / 15,167.76-22,776.34-9,361.28

Finding the Fourth Proportional to 15,167.76, 22,776.34 and 9,361.28

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Solution

The fourth proportional to 15,167.76, 22,776.34 and 9,361.28 is: 14,057.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,167.76 : 22,776.34 = 9,361.28 : x
  2. Step 2: Convert to fraction form
    15,167.76/22,776.34 = 9,361.28/x
  3. Step 3: Cross multiply
    15,167.76x = 22,776.34 × 9,361.28
  4. Step 4: Simplify right side
    15,167.76x = 213,215,696.12
  5. Step 5: Solve for x
    x = 213,215,696.12/15,167.76
  6. Step 6: Final answer
    x = 14,057.16

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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.