Home / 26,114.64-39,172.09-6,393.20

Finding the Fourth Proportional to 26,114.64, 39,172.09 and 6,393.20

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Solution

The fourth proportional to 26,114.64, 39,172.09 and 6,393.20 is: 9,589.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,114.64 : 39,172.09 = 6,393.20 : x
  2. Step 2: Convert to fraction form
    26,114.64/39,172.09 = 6,393.20/x
  3. Step 3: Cross multiply
    26,114.64x = 39,172.09 × 6,393.20
  4. Step 4: Simplify right side
    26,114.64x = 250,434,793.94
  5. Step 5: Solve for x
    x = 250,434,793.94/26,114.64
  6. Step 6: Final answer
    x = 9,589.82

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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.