Home / 21,652.02-32,482.13-6,864.66

Finding the Fourth Proportional to 21,652.02, 32,482.13 and 6,864.66

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Solution

The fourth proportional to 21,652.02, 32,482.13 and 6,864.66 is: 10,298.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,652.02 : 32,482.13 = 6,864.66 : x
  2. Step 2: Convert to fraction form
    21,652.02/32,482.13 = 6,864.66/x
  3. Step 3: Cross multiply
    21,652.02x = 32,482.13 × 6,864.66
  4. Step 4: Simplify right side
    21,652.02x = 222,978,744.20
  5. Step 5: Solve for x
    x = 222,978,744.20/21,652.02
  6. Step 6: Final answer
    x = 10,298.29

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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.