Home / 26,292.12-39,438.22-8,763.32

Finding the Fourth Proportional to 26,292.12, 39,438.22 and 8,763.32

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Solution

The fourth proportional to 26,292.12, 39,438.22 and 8,763.32 is: 13,144.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,292.12 : 39,438.22 = 8,763.32 : x
  2. Step 2: Convert to fraction form
    26,292.12/39,438.22 = 8,763.32/x
  3. Step 3: Cross multiply
    26,292.12x = 39,438.22 × 8,763.32
  4. Step 4: Simplify right side
    26,292.12x = 345,609,742.09
  5. Step 5: Solve for x
    x = 345,609,742.09/26,292.12
  6. Step 6: Final answer
    x = 13,144.99

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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.