Home / 22,776.44-31,397.18-17,731.76

Finding the Fourth Proportional to 22,776.44, 31,397.18 and 17,731.76

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Solution

The fourth proportional to 22,776.44, 31,397.18 and 17,731.76 is: 24,443.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,776.44 : 31,397.18 = 17,731.76 : x
  2. Step 2: Convert to fraction form
    22,776.44/31,397.18 = 17,731.76/x
  3. Step 3: Cross multiply
    22,776.44x = 31,397.18 × 17,731.76
  4. Step 4: Simplify right side
    22,776.44x = 556,727,014.79
  5. Step 5: Solve for x
    x = 556,727,014.79/22,776.44
  6. Step 6: Final answer
    x = 24,443.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.