Home / 31,377.29-47,034.34-13,844.03

Finding the Fourth Proportional to 31,377.29, 47,034.34 and 13,844.03

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Solution

The fourth proportional to 31,377.29, 47,034.34 and 13,844.03 is: 20,752.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,377.29 : 47,034.34 = 13,844.03 : x
  2. Step 2: Convert to fraction form
    31,377.29/47,034.34 = 13,844.03/x
  3. Step 3: Cross multiply
    31,377.29x = 47,034.34 × 13,844.03
  4. Step 4: Simplify right side
    31,377.29x = 651,144,813.99
  5. Step 5: Solve for x
    x = 651,144,813.99/31,377.29
  6. Step 6: Final answer
    x = 20,752.10

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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.