Home / 16,303.75-22,499.26-9,589.66

Finding the Fourth Proportional to 16,303.75, 22,499.26 and 9,589.66

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Solution

The fourth proportional to 16,303.75, 22,499.26 and 9,589.66 is: 13,233.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,303.75 : 22,499.26 = 9,589.66 : x
  2. Step 2: Convert to fraction form
    16,303.75/22,499.26 = 9,589.66/x
  3. Step 3: Cross multiply
    16,303.75x = 22,499.26 × 9,589.66
  4. Step 4: Simplify right side
    16,303.75x = 215,760,253.65
  5. Step 5: Solve for x
    x = 215,760,253.65/16,303.75
  6. Step 6: Final answer
    x = 13,233.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.