Home / 21,680.24-32,523.12-6,883.88

Finding the Fourth Proportional to 21,680.24, 32,523.12 and 6,883.88

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Solution

The fourth proportional to 21,680.24, 32,523.12 and 6,883.88 is: 10,326.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,680.24 : 32,523.12 = 6,883.88 : x
  2. Step 2: Convert to fraction form
    21,680.24/32,523.12 = 6,883.88/x
  3. Step 3: Cross multiply
    21,680.24x = 32,523.12 × 6,883.88
  4. Step 4: Simplify right side
    21,680.24x = 223,885,255.31
  5. Step 5: Solve for x
    x = 223,885,255.31/21,680.24
  6. Step 6: Final answer
    x = 10,326.70

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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.