Home / 26,242.07-36,219.11-18,197.55

Finding the Fourth Proportional to 26,242.07, 36,219.11 and 18,197.55

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Solution

The fourth proportional to 26,242.07, 36,219.11 and 18,197.55 is: 25,116.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,242.07 : 36,219.11 = 18,197.55 : x
  2. Step 2: Convert to fraction form
    26,242.07/36,219.11 = 18,197.55/x
  3. Step 3: Cross multiply
    26,242.07x = 36,219.11 × 18,197.55
  4. Step 4: Simplify right side
    26,242.07x = 659,098,974.19
  5. Step 5: Solve for x
    x = 659,098,974.19/26,242.07
  6. Step 6: Final answer
    x = 25,116.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.