Home / 22,423.45-33,591.42-13,636.57

Finding the Fourth Proportional to 22,423.45, 33,591.42 and 13,636.57

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Solution

The fourth proportional to 22,423.45, 33,591.42 and 13,636.57 is: 20,428.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,423.45 : 33,591.42 = 13,636.57 : x
  2. Step 2: Convert to fraction form
    22,423.45/33,591.42 = 13,636.57/x
  3. Step 3: Cross multiply
    22,423.45x = 33,591.42 × 13,636.57
  4. Step 4: Simplify right side
    22,423.45x = 458,071,750.23
  5. Step 5: Solve for x
    x = 458,071,750.23/22,423.45
  6. Step 6: Final answer
    x = 20,428.25

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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.