Home / 26,399.16-39,589.08-7,674.12

Finding the Fourth Proportional to 26,399.16, 39,589.08 and 7,674.12

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Solution

The fourth proportional to 26,399.16, 39,589.08 and 7,674.12 is: 11,508.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,399.16 : 39,589.08 = 7,674.12 : x
  2. Step 2: Convert to fraction form
    26,399.16/39,589.08 = 7,674.12/x
  3. Step 3: Cross multiply
    26,399.16x = 39,589.08 × 7,674.12
  4. Step 4: Simplify right side
    26,399.16x = 303,811,350.61
  5. Step 5: Solve for x
    x = 303,811,350.61/26,399.16
  6. Step 6: Final answer
    x = 11,508.37

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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.