Home / 15,146.82-22,714.02-8,919.27

Finding the Fourth Proportional to 15,146.82, 22,714.02 and 8,919.27

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Solution

The fourth proportional to 15,146.82, 22,714.02 and 8,919.27 is: 13,375.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,146.82 : 22,714.02 = 8,919.27 : x
  2. Step 2: Convert to fraction form
    15,146.82/22,714.02 = 8,919.27/x
  3. Step 3: Cross multiply
    15,146.82x = 22,714.02 × 8,919.27
  4. Step 4: Simplify right side
    15,146.82x = 202,592,477.17
  5. Step 5: Solve for x
    x = 202,592,477.17/15,146.82
  6. Step 6: Final answer
    x = 13,375.25

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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.