Home / 26,868.75-40,303.13-10,452.75

Finding the Fourth Proportional to 26,868.75, 40,303.13 and 10,452.75

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Solution

The fourth proportional to 26,868.75, 40,303.13 and 10,452.75 is: 15,679.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,868.75 : 40,303.13 = 10,452.75 : x
  2. Step 2: Convert to fraction form
    26,868.75/40,303.13 = 10,452.75/x
  3. Step 3: Cross multiply
    26,868.75x = 40,303.13 × 10,452.75
  4. Step 4: Simplify right side
    26,868.75x = 421,278,489.84
  5. Step 5: Solve for x
    x = 421,278,489.84/26,868.75
  6. Step 6: Final answer
    x = 15,679.13

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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.