Home / 31,487.27-43,453.26-17,341.02

Finding the Fourth Proportional to 31,487.27, 43,453.26 and 17,341.02

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Solution

The fourth proportional to 31,487.27, 43,453.26 and 17,341.02 is: 23,931.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,487.27 : 43,453.26 = 17,341.02 : x
  2. Step 2: Convert to fraction form
    31,487.27/43,453.26 = 17,341.02/x
  3. Step 3: Cross multiply
    31,487.27x = 43,453.26 × 17,341.02
  4. Step 4: Simplify right side
    31,487.27x = 753,523,850.73
  5. Step 5: Solve for x
    x = 753,523,850.73/31,487.27
  6. Step 6: Final answer
    x = 23,931.07

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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.