Home / 23,492.20-32,420.18-12,882.22

Finding the Fourth Proportional to 23,492.20, 32,420.18 and 12,882.22

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Solution

The fourth proportional to 23,492.20, 32,420.18 and 12,882.22 is: 17,777.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,492.20 : 32,420.18 = 12,882.22 : x
  2. Step 2: Convert to fraction form
    23,492.20/32,420.18 = 12,882.22/x
  3. Step 3: Cross multiply
    23,492.20x = 32,420.18 × 12,882.22
  4. Step 4: Simplify right side
    23,492.20x = 417,643,891.20
  5. Step 5: Solve for x
    x = 417,643,891.20/23,492.20
  6. Step 6: Final answer
    x = 17,777.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.