Home / 26,247.12-36,219.60-15,069.12

Finding the Fourth Proportional to 26,247.12, 36,219.60 and 15,069.12

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Solution

The fourth proportional to 26,247.12, 36,219.60 and 15,069.12 is: 20,794.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,247.12 : 36,219.60 = 15,069.12 : x
  2. Step 2: Convert to fraction form
    26,247.12/36,219.60 = 15,069.12/x
  3. Step 3: Cross multiply
    26,247.12x = 36,219.60 × 15,069.12
  4. Step 4: Simplify right side
    26,247.12x = 545,797,498.75
  5. Step 5: Solve for x
    x = 545,797,498.75/26,247.12
  6. Step 6: Final answer
    x = 20,794.57

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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.