Home / 31,454.76-47,174.88-14,826.36

Finding the Fourth Proportional to 31,454.76, 47,174.88 and 14,826.36

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Solution

The fourth proportional to 31,454.76, 47,174.88 and 14,826.36 is: 22,236.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,454.76 : 47,174.88 = 14,826.36 : x
  2. Step 2: Convert to fraction form
    31,454.76/47,174.88 = 14,826.36/x
  3. Step 3: Cross multiply
    31,454.76x = 47,174.88 × 14,826.36
  4. Step 4: Simplify right side
    31,454.76x = 699,431,753.84
  5. Step 5: Solve for x
    x = 699,431,753.84/31,454.76
  6. Step 6: Final answer
    x = 22,236.12

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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.