Home / 21,682.24-32,526.12-6,885.88

Finding the Fourth Proportional to 21,682.24, 32,526.12 and 6,885.88

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Solution

The fourth proportional to 21,682.24, 32,526.12 and 6,885.88 is: 10,329.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,682.24 : 32,526.12 = 6,885.88 : x
  2. Step 2: Convert to fraction form
    21,682.24/32,526.12 = 6,885.88/x
  3. Step 3: Cross multiply
    21,682.24x = 32,526.12 × 6,885.88
  4. Step 4: Simplify right side
    21,682.24x = 223,970,959.19
  5. Step 5: Solve for x
    x = 223,970,959.19/21,682.24
  6. Step 6: Final answer
    x = 10,329.70

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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.