Home / 21,444.38-32,165.02-6,652.91

Finding the Fourth Proportional to 21,444.38, 32,165.02 and 6,652.91

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Solution

The fourth proportional to 21,444.38, 32,165.02 and 6,652.91 is: 9,978.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,444.38 : 32,165.02 = 6,652.91 : x
  2. Step 2: Convert to fraction form
    21,444.38/32,165.02 = 6,652.91/x
  3. Step 3: Cross multiply
    21,444.38x = 32,165.02 × 6,652.91
  4. Step 4: Simplify right side
    21,444.38x = 213,990,983.21
  5. Step 5: Solve for x
    x = 213,990,983.21/21,444.38
  6. Step 6: Final answer
    x = 9,978.88

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1.5x scale

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.