Home / 26,353.32-39,486.14-18,548.20

Finding the Fourth Proportional to 26,353.32, 39,486.14 and 18,548.20

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Solution

The fourth proportional to 26,353.32, 39,486.14 and 18,548.20 is: 27,791.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,353.32 : 39,486.14 = 18,548.20 : x
  2. Step 2: Convert to fraction form
    26,353.32/39,486.14 = 18,548.20/x
  3. Step 3: Cross multiply
    26,353.32x = 39,486.14 × 18,548.20
  4. Step 4: Simplify right side
    26,353.32x = 732,396,821.95
  5. Step 5: Solve for x
    x = 732,396,821.95/26,353.32
  6. Step 6: Final answer
    x = 27,791.44

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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.