Home / 21,482.37-32,192.42-15,254.60

Finding the Fourth Proportional to 21,482.37, 32,192.42 and 15,254.60

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Solution

The fourth proportional to 21,482.37, 32,192.42 and 15,254.60 is: 22,859.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,482.37 : 32,192.42 = 15,254.60 : x
  2. Step 2: Convert to fraction form
    21,482.37/32,192.42 = 15,254.60/x
  3. Step 3: Cross multiply
    21,482.37x = 32,192.42 × 15,254.60
  4. Step 4: Simplify right side
    21,482.37x = 491,082,252.90
  5. Step 5: Solve for x
    x = 491,082,252.90/21,482.37
  6. Step 6: Final answer
    x = 22,859.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.