Home / 26,687.03-39,975.17-15,559.97

Finding the Fourth Proportional to 26,687.03, 39,975.17 and 15,559.97

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Solution

The fourth proportional to 26,687.03, 39,975.17 and 15,559.97 is: 23,307.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,687.03 : 39,975.17 = 15,559.97 : x
  2. Step 2: Convert to fraction form
    26,687.03/39,975.17 = 15,559.97/x
  3. Step 3: Cross multiply
    26,687.03x = 39,975.17 × 15,559.97
  4. Step 4: Simplify right side
    26,687.03x = 622,012,368.15
  5. Step 5: Solve for x
    x = 622,012,368.15/26,687.03
  6. Step 6: Final answer
    x = 23,307.67

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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.