Home / 26,687.53-39,975.91-15,560.47

Finding the Fourth Proportional to 26,687.53, 39,975.91 and 15,560.47

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Solution

The fourth proportional to 26,687.53, 39,975.91 and 15,560.47 is: 23,308.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,687.53 : 39,975.91 = 15,560.47 : x
  2. Step 2: Convert to fraction form
    26,687.53/39,975.91 = 15,560.47/x
  3. Step 3: Cross multiply
    26,687.53x = 39,975.91 × 15,560.47
  4. Step 4: Simplify right side
    26,687.53x = 622,043,948.28
  5. Step 5: Solve for x
    x = 622,043,948.28/26,687.53
  6. Step 6: Final answer
    x = 23,308.41

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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.