Home / 33,176.40-49,768.08-15,641.52

Finding the Fourth Proportional to 33,176.40, 49,768.08 and 15,641.52

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Solution

The fourth proportional to 33,176.40, 49,768.08 and 15,641.52 is: 23,463.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,176.40 : 49,768.08 = 15,641.52 : x
  2. Step 2: Convert to fraction form
    33,176.40/49,768.08 = 15,641.52/x
  3. Step 3: Cross multiply
    33,176.40x = 49,768.08 × 15,641.52
  4. Step 4: Simplify right side
    33,176.40x = 778,448,418.68
  5. Step 5: Solve for x
    x = 778,448,418.68/33,176.40
  6. Step 6: Final answer
    x = 23,463.92

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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.