Home / 26,351.68-39,531.84-10,765.12

Finding the Fourth Proportional to 26,351.68, 39,531.84 and 10,765.12

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Solution

The fourth proportional to 26,351.68, 39,531.84 and 10,765.12 is: 16,149.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,351.68 : 39,531.84 = 10,765.12 : x
  2. Step 2: Convert to fraction form
    26,351.68/39,531.84 = 10,765.12/x
  3. Step 3: Cross multiply
    26,351.68x = 39,531.84 × 10,765.12
  4. Step 4: Simplify right side
    26,351.68x = 425,565,001.42
  5. Step 5: Solve for x
    x = 425,565,001.42/26,351.68
  6. Step 6: Final answer
    x = 16,149.44

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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.