Home / 26,165.18-39,247.78-6,444.12

Finding the Fourth Proportional to 26,165.18, 39,247.78 and 6,444.12

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Solution

The fourth proportional to 26,165.18, 39,247.78 and 6,444.12 is: 9,666.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,165.18 : 39,247.78 = 6,444.12 : x
  2. Step 2: Convert to fraction form
    26,165.18/39,247.78 = 6,444.12/x
  3. Step 3: Cross multiply
    26,165.18x = 39,247.78 × 6,444.12
  4. Step 4: Simplify right side
    26,165.18x = 252,917,404.05
  5. Step 5: Solve for x
    x = 252,917,404.05/26,165.18
  6. Step 6: Final answer
    x = 9,666.18

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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.