Home / 26,778.90-40,172.82-9,244.02

Finding the Fourth Proportional to 26,778.90, 40,172.82 and 9,244.02

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Solution

The fourth proportional to 26,778.90, 40,172.82 and 9,244.02 is: 13,867.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,778.90 : 40,172.82 = 9,244.02 : x
  2. Step 2: Convert to fraction form
    26,778.90/40,172.82 = 9,244.02/x
  3. Step 3: Cross multiply
    26,778.90x = 40,172.82 × 9,244.02
  4. Step 4: Simplify right side
    26,778.90x = 371,358,351.54
  5. Step 5: Solve for x
    x = 371,358,351.54/26,778.90
  6. Step 6: Final answer
    x = 13,867.57

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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.