Home / 22,012.20-32,959.98-13,235.04

Finding the Fourth Proportional to 22,012.20, 32,959.98 and 13,235.04

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Solution

The fourth proportional to 22,012.20, 32,959.98 and 13,235.04 is: 19,817.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,012.20 : 32,959.98 = 13,235.04 : x
  2. Step 2: Convert to fraction form
    22,012.20/32,959.98 = 13,235.04/x
  3. Step 3: Cross multiply
    22,012.20x = 32,959.98 × 13,235.04
  4. Step 4: Simplify right side
    22,012.20x = 436,226,653.70
  5. Step 5: Solve for x
    x = 436,226,653.70/22,012.20
  6. Step 6: Final answer
    x = 19,817.49

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Double scale
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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.