Home / 31,449.66-43,399.62-17,302.50

Finding the Fourth Proportional to 31,449.66, 43,399.62 and 17,302.50

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Solution

The fourth proportional to 31,449.66, 43,399.62 and 17,302.50 is: 23,876.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,449.66 : 43,399.62 = 17,302.50 : x
  2. Step 2: Convert to fraction form
    31,449.66/43,399.62 = 17,302.50/x
  3. Step 3: Cross multiply
    31,449.66x = 43,399.62 × 17,302.50
  4. Step 4: Simplify right side
    31,449.66x = 750,921,925.05
  5. Step 5: Solve for x
    x = 750,921,925.05/31,449.66
  6. Step 6: Final answer
    x = 23,876.95

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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.