Home / 33,021.16-49,531.20-13,299.24

Finding the Fourth Proportional to 33,021.16, 49,531.20 and 13,299.24

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Solution

The fourth proportional to 33,021.16, 49,531.20 and 13,299.24 is: 19,948.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,021.16 : 49,531.20 = 13,299.24 : x
  2. Step 2: Convert to fraction form
    33,021.16/49,531.20 = 13,299.24/x
  3. Step 3: Cross multiply
    33,021.16x = 49,531.20 × 13,299.24
  4. Step 4: Simplify right side
    33,021.16x = 658,727,316.29
  5. Step 5: Solve for x
    x = 658,727,316.29/33,021.16
  6. Step 6: Final answer
    x = 19,948.64

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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.