Home / 22,881.38-31,566.96-14,380.76

Finding the Fourth Proportional to 22,881.38, 31,566.96 and 14,380.76

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Solution

The fourth proportional to 22,881.38, 31,566.96 and 14,380.76 is: 19,839.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,881.38 : 31,566.96 = 14,380.76 : x
  2. Step 2: Convert to fraction form
    22,881.38/31,566.96 = 14,380.76/x
  3. Step 3: Cross multiply
    22,881.38x = 31,566.96 × 14,380.76
  4. Step 4: Simplify right side
    22,881.38x = 453,956,717.85
  5. Step 5: Solve for x
    x = 453,956,717.85/22,881.38
  6. Step 6: Final answer
    x = 19,839.57

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1.5x scale

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.