Home / 22,182.10-33,273.15-20,140.90

Finding the Fourth Proportional to 22,182.10, 33,273.15 and 20,140.90

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Solution

The fourth proportional to 22,182.10, 33,273.15 and 20,140.90 is: 30,211.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,182.10 : 33,273.15 = 20,140.90 : x
  2. Step 2: Convert to fraction form
    22,182.10/33,273.15 = 20,140.90/x
  3. Step 3: Cross multiply
    22,182.10x = 33,273.15 × 20,140.90
  4. Step 4: Simplify right side
    22,182.10x = 670,151,186.84
  5. Step 5: Solve for x
    x = 670,151,186.84/22,182.10
  6. Step 6: Final answer
    x = 30,211.35

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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.