Home / 22,156.20-33,234.30-10,492.20

Finding the Fourth Proportional to 22,156.20, 33,234.30 and 10,492.20

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Solution

The fourth proportional to 22,156.20, 33,234.30 and 10,492.20 is: 15,738.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,156.20 : 33,234.30 = 10,492.20 : x
  2. Step 2: Convert to fraction form
    22,156.20/33,234.30 = 10,492.20/x
  3. Step 3: Cross multiply
    22,156.20x = 33,234.30 × 10,492.20
  4. Step 4: Simplify right side
    22,156.20x = 348,700,922.46
  5. Step 5: Solve for x
    x = 348,700,922.46/22,156.20
  6. Step 6: Final answer
    x = 15,738.30

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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.