Home / 21,548.54-32,197.24-15,902.30

Finding the Fourth Proportional to 21,548.54, 32,197.24 and 15,902.30

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Solution

The fourth proportional to 21,548.54, 32,197.24 and 15,902.30 is: 23,760.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,548.54 : 32,197.24 = 15,902.30 : x
  2. Step 2: Convert to fraction form
    21,548.54/32,197.24 = 15,902.30/x
  3. Step 3: Cross multiply
    21,548.54x = 32,197.24 × 15,902.30
  4. Step 4: Simplify right side
    21,548.54x = 512,010,169.65
  5. Step 5: Solve for x
    x = 512,010,169.65/21,548.54
  6. Step 6: Final answer
    x = 23,760.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.