Home / 31,014.14-42,780.35-27,044.73

Finding the Fourth Proportional to 31,014.14, 42,780.35 and 27,044.73

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Solution

The fourth proportional to 31,014.14, 42,780.35 and 27,044.73 is: 37,305.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,014.14 : 42,780.35 = 27,044.73 : x
  2. Step 2: Convert to fraction form
    31,014.14/42,780.35 = 27,044.73/x
  3. Step 3: Cross multiply
    31,014.14x = 42,780.35 × 27,044.73
  4. Step 4: Simplify right side
    31,014.14x = 1,156,983,082.67
  5. Step 5: Solve for x
    x = 1,156,983,082.67/31,014.14
  6. Step 6: Final answer
    x = 37,305.03

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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.