Home / 22,669.60-33,988.20-10,179.40

Finding the Fourth Proportional to 22,669.60, 33,988.20 and 10,179.40

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Solution

The fourth proportional to 22,669.60, 33,988.20 and 10,179.40 is: 15,261.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,669.60 : 33,988.20 = 10,179.40 : x
  2. Step 2: Convert to fraction form
    22,669.60/33,988.20 = 10,179.40/x
  3. Step 3: Cross multiply
    22,669.60x = 33,988.20 × 10,179.40
  4. Step 4: Simplify right side
    22,669.60x = 345,979,483.08
  5. Step 5: Solve for x
    x = 345,979,483.08/22,669.60
  6. Step 6: Final answer
    x = 15,261.83

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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.