Home / 15,126.26-22,689.38-4,182.26

Finding the Fourth Proportional to 15,126.26, 22,689.38 and 4,182.26

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Solution

The fourth proportional to 15,126.26, 22,689.38 and 4,182.26 is: 6,273.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,126.26 : 22,689.38 = 4,182.26 : x
  2. Step 2: Convert to fraction form
    15,126.26/22,689.38 = 4,182.26/x
  3. Step 3: Cross multiply
    15,126.26x = 22,689.38 × 4,182.26
  4. Step 4: Simplify right side
    15,126.26x = 94,892,886.40
  5. Step 5: Solve for x
    x = 94,892,886.40/15,126.26
  6. Step 6: Final answer
    x = 6,273.39

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Double scale
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Similar ratio
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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.