Home / 26,543.64-36,631.56-15,214.44

Finding the Fourth Proportional to 26,543.64, 36,631.56 and 15,214.44

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Solution

The fourth proportional to 26,543.64, 36,631.56 and 15,214.44 is: 20,996.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,543.64 : 36,631.56 = 15,214.44 : x
  2. Step 2: Convert to fraction form
    26,543.64/36,631.56 = 15,214.44/x
  3. Step 3: Cross multiply
    26,543.64x = 36,631.56 × 15,214.44
  4. Step 4: Simplify right side
    26,543.64x = 557,328,671.73
  5. Step 5: Solve for x
    x = 557,328,671.73/26,543.64
  6. Step 6: Final answer
    x = 20,996.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.