Home / 31,913.89-44,034.49-18,484.34

Finding the Fourth Proportional to 31,913.89, 44,034.49 and 18,484.34

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Solution

The fourth proportional to 31,913.89, 44,034.49 and 18,484.34 is: 25,504.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,913.89 : 44,034.49 = 18,484.34 : x
  2. Step 2: Convert to fraction form
    31,913.89/44,034.49 = 18,484.34/x
  3. Step 3: Cross multiply
    31,913.89x = 44,034.49 × 18,484.34
  4. Step 4: Simplify right side
    31,913.89x = 813,948,711.35
  5. Step 5: Solve for x
    x = 813,948,711.35/31,913.89
  6. Step 6: Final answer
    x = 25,504.53

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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.