Home / 26,739.52-40,111.20-8,019.12

Finding the Fourth Proportional to 26,739.52, 40,111.20 and 8,019.12

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Solution

The fourth proportional to 26,739.52, 40,111.20 and 8,019.12 is: 12,029.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,739.52 : 40,111.20 = 8,019.12 : x
  2. Step 2: Convert to fraction form
    26,739.52/40,111.20 = 8,019.12/x
  3. Step 3: Cross multiply
    26,739.52x = 40,111.20 × 8,019.12
  4. Step 4: Simplify right side
    26,739.52x = 321,656,526.14
  5. Step 5: Solve for x
    x = 321,656,526.14/26,739.52
  6. Step 6: Final answer
    x = 12,029.26

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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.