Home / 15,219.38-22,830.60-4,126.26

Finding the Fourth Proportional to 15,219.38, 22,830.60 and 4,126.26

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Solution

The fourth proportional to 15,219.38, 22,830.60 and 4,126.26 is: 6,189.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,219.38 : 22,830.60 = 4,126.26 : x
  2. Step 2: Convert to fraction form
    15,219.38/22,830.60 = 4,126.26/x
  3. Step 3: Cross multiply
    15,219.38x = 22,830.60 × 4,126.26
  4. Step 4: Simplify right side
    15,219.38x = 94,204,991.56
  5. Step 5: Solve for x
    x = 94,204,991.56/15,219.38
  6. Step 6: Final answer
    x = 6,189.80

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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.