Home / 26,447.18-39,629.75-15,326.28

Finding the Fourth Proportional to 26,447.18, 39,629.75 and 15,326.28

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Solution

The fourth proportional to 26,447.18, 39,629.75 and 15,326.28 is: 22,965.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,447.18 : 39,629.75 = 15,326.28 : x
  2. Step 2: Convert to fraction form
    26,447.18/39,629.75 = 15,326.28/x
  3. Step 3: Cross multiply
    26,447.18x = 39,629.75 × 15,326.28
  4. Step 4: Simplify right side
    26,447.18x = 607,376,568.20
  5. Step 5: Solve for x
    x = 607,376,568.20/26,447.18
  6. Step 6: Final answer
    x = 22,965.65

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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.