Home / 31,799.76-47,466.30-29,454

Finding the Fourth Proportional to 31,799.76, 47,466.30 and 29,454

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Solution

The fourth proportional to 31,799.76, 47,466.30 and 29,454 is: 43,964.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,799.76 : 47,466.30 = 29,454 : x
  2. Step 2: Convert to fraction form
    31,799.76/47,466.30 = 29,454/x
  3. Step 3: Cross multiply
    31,799.76x = 47,466.30 × 29,454
  4. Step 4: Simplify right side
    31,799.76x = 1,398,072,400.20
  5. Step 5: Solve for x
    x = 1,398,072,400.20/31,799.76
  6. Step 6: Final answer
    x = 43,964.87

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.