Home / 31,160.28-43,000.62-17,014.44

Finding the Fourth Proportional to 31,160.28, 43,000.62 and 17,014.44

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Solution

The fourth proportional to 31,160.28, 43,000.62 and 17,014.44 is: 23,479.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,160.28 : 43,000.62 = 17,014.44 : x
  2. Step 2: Convert to fraction form
    31,160.28/43,000.62 = 17,014.44/x
  3. Step 3: Cross multiply
    31,160.28x = 43,000.62 × 17,014.44
  4. Step 4: Simplify right side
    31,160.28x = 731,631,468.95
  5. Step 5: Solve for x
    x = 731,631,468.95/31,160.28
  6. Step 6: Final answer
    x = 23,479.62

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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.