Home / 26,731.48-36,878.96-17,170.05

Finding the Fourth Proportional to 26,731.48, 36,878.96 and 17,170.05

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Solution

The fourth proportional to 26,731.48, 36,878.96 and 17,170.05 is: 23,687.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,731.48 : 36,878.96 = 17,170.05 : x
  2. Step 2: Convert to fraction form
    26,731.48/36,878.96 = 17,170.05/x
  3. Step 3: Cross multiply
    26,731.48x = 36,878.96 × 17,170.05
  4. Step 4: Simplify right side
    26,731.48x = 633,213,587.15
  5. Step 5: Solve for x
    x = 633,213,587.15/26,731.48
  6. Step 6: Final answer
    x = 23,687.94

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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.