Home / 22,426.20-33,602.40-13,634.64

Finding the Fourth Proportional to 22,426.20, 33,602.40 and 13,634.64

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Solution

The fourth proportional to 22,426.20, 33,602.40 and 13,634.64 is: 20,429.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,426.20 : 33,602.40 = 13,634.64 : x
  2. Step 2: Convert to fraction form
    22,426.20/33,602.40 = 13,634.64/x
  3. Step 3: Cross multiply
    22,426.20x = 33,602.40 × 13,634.64
  4. Step 4: Simplify right side
    22,426.20x = 458,156,627.14
  5. Step 5: Solve for x
    x = 458,156,627.14/22,426.20
  6. Step 6: Final answer
    x = 20,429.53

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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.