Home / 23,189.94-34,776.68-8,395.02

Finding the Fourth Proportional to 23,189.94, 34,776.68 and 8,395.02

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Solution

The fourth proportional to 23,189.94, 34,776.68 and 8,395.02 is: 12,589.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,189.94 : 34,776.68 = 8,395.02 : x
  2. Step 2: Convert to fraction form
    23,189.94/34,776.68 = 8,395.02/x
  3. Step 3: Cross multiply
    23,189.94x = 34,776.68 × 8,395.02
  4. Step 4: Simplify right side
    23,189.94x = 291,950,882.16
  5. Step 5: Solve for x
    x = 291,950,882.16/23,189.94
  6. Step 6: Final answer
    x = 12,589.55

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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.