Home / 23,102.27-31,889.08-13,545.24

Finding the Fourth Proportional to 23,102.27, 31,889.08 and 13,545.24

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Solution

The fourth proportional to 23,102.27, 31,889.08 and 13,545.24 is: 18,697.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,102.27 : 31,889.08 = 13,545.24 : x
  2. Step 2: Convert to fraction form
    23,102.27/31,889.08 = 13,545.24/x
  3. Step 3: Cross multiply
    23,102.27x = 31,889.08 × 13,545.24
  4. Step 4: Simplify right side
    23,102.27x = 431,945,241.98
  5. Step 5: Solve for x
    x = 431,945,241.98/23,102.27
  6. Step 6: Final answer
    x = 18,697.09

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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.