Home / 24,019.16-33,145.89-13,409.78

Finding the Fourth Proportional to 24,019.16, 33,145.89 and 13,409.78

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Solution

The fourth proportional to 24,019.16, 33,145.89 and 13,409.78 is: 18,505.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,019.16 : 33,145.89 = 13,409.78 : x
  2. Step 2: Convert to fraction form
    24,019.16/33,145.89 = 13,409.78/x
  3. Step 3: Cross multiply
    24,019.16x = 33,145.89 × 13,409.78
  4. Step 4: Simplify right side
    24,019.16x = 444,479,092.80
  5. Step 5: Solve for x
    x = 444,479,092.80/24,019.16
  6. Step 6: Final answer
    x = 18,505.19

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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.