Home / 22,981.80-31,717.24-14,034.56

Finding the Fourth Proportional to 22,981.80, 31,717.24 and 14,034.56

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Solution

The fourth proportional to 22,981.80, 31,717.24 and 14,034.56 is: 19,369.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,981.80 : 31,717.24 = 14,034.56 : x
  2. Step 2: Convert to fraction form
    22,981.80/31,717.24 = 14,034.56/x
  3. Step 3: Cross multiply
    22,981.80x = 31,717.24 × 14,034.56
  4. Step 4: Simplify right side
    22,981.80x = 445,137,507.81
  5. Step 5: Solve for x
    x = 445,137,507.81/22,981.80
  6. Step 6: Final answer
    x = 19,369.13

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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.