Home / 22,196.60-33,251.70-13,405.40

Finding the Fourth Proportional to 22,196.60, 33,251.70 and 13,405.40

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Solution

The fourth proportional to 22,196.60, 33,251.70 and 13,405.40 is: 20,082.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,196.60 : 33,251.70 = 13,405.40 : x
  2. Step 2: Convert to fraction form
    22,196.60/33,251.70 = 13,405.40/x
  3. Step 3: Cross multiply
    22,196.60x = 33,251.70 × 13,405.40
  4. Step 4: Simplify right side
    22,196.60x = 445,752,339.18
  5. Step 5: Solve for x
    x = 445,752,339.18/22,196.60
  6. Step 6: Final answer
    x = 20,082.01

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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.