Home / 17,859.33-24,589.76-15,164.87

Finding the Fourth Proportional to 17,859.33, 24,589.76 and 15,164.87

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Solution

The fourth proportional to 17,859.33, 24,589.76 and 15,164.87 is: 20,879.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,859.33 : 24,589.76 = 15,164.87 : x
  2. Step 2: Convert to fraction form
    17,859.33/24,589.76 = 15,164.87/x
  3. Step 3: Cross multiply
    17,859.33x = 24,589.76 × 15,164.87
  4. Step 4: Simplify right side
    17,859.33x = 372,900,314.96
  5. Step 5: Solve for x
    x = 372,900,314.96/17,859.33
  6. Step 6: Final answer
    x = 20,879.86

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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.