Home / 22,983.55-31,723.85-13,425.75

Finding the Fourth Proportional to 22,983.55, 31,723.85 and 13,425.75

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Solution

The fourth proportional to 22,983.55, 31,723.85 and 13,425.75 is: 18,531.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,983.55 : 31,723.85 = 13,425.75 : x
  2. Step 2: Convert to fraction form
    22,983.55/31,723.85 = 13,425.75/x
  3. Step 3: Cross multiply
    22,983.55x = 31,723.85 × 13,425.75
  4. Step 4: Simplify right side
    22,983.55x = 425,916,512.70
  5. Step 5: Solve for x
    x = 425,916,512.70/22,983.55
  6. Step 6: Final answer
    x = 18,531.37

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.