Home / 23,157.20-31,945.19-14,644.98

Finding the Fourth Proportional to 23,157.20, 31,945.19 and 14,644.98

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Solution

The fourth proportional to 23,157.20, 31,945.19 and 14,644.98 is: 20,202.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,157.20 : 31,945.19 = 14,644.98 : x
  2. Step 2: Convert to fraction form
    23,157.20/31,945.19 = 14,644.98/x
  3. Step 3: Cross multiply
    23,157.20x = 31,945.19 × 14,644.98
  4. Step 4: Simplify right side
    23,157.20x = 467,836,595.42
  5. Step 5: Solve for x
    x = 467,836,595.42/23,157.20
  6. Step 6: Final answer
    x = 20,202.65

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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.