Home / 26,742.36-36,885.57-17,785.38

Finding the Fourth Proportional to 26,742.36, 36,885.57 and 17,785.38

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Solution

The fourth proportional to 26,742.36, 36,885.57 and 17,785.38 is: 24,531.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,742.36 : 36,885.57 = 17,785.38 : x
  2. Step 2: Convert to fraction form
    26,742.36/36,885.57 = 17,785.38/x
  3. Step 3: Cross multiply
    26,742.36x = 36,885.57 × 17,785.38
  4. Step 4: Simplify right side
    26,742.36x = 656,023,878.97
  5. Step 5: Solve for x
    x = 656,023,878.97/26,742.36
  6. Step 6: Final answer
    x = 24,531.26

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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.