Home / 26,126.08-36,064.33-18,172.92

Finding the Fourth Proportional to 26,126.08, 36,064.33 and 18,172.92

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Solution

The fourth proportional to 26,126.08, 36,064.33 and 18,172.92 is: 25,085.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,126.08 : 36,064.33 = 18,172.92 : x
  2. Step 2: Convert to fraction form
    26,126.08/36,064.33 = 18,172.92/x
  3. Step 3: Cross multiply
    26,126.08x = 36,064.33 × 18,172.92
  4. Step 4: Simplify right side
    26,126.08x = 655,394,183.94
  5. Step 5: Solve for x
    x = 655,394,183.94/26,126.08
  6. Step 6: Final answer
    x = 25,085.82

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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.