Home / 33,275.44-49,920.60-12,499.12

Finding the Fourth Proportional to 33,275.44, 49,920.60 and 12,499.12

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Solution

The fourth proportional to 33,275.44, 49,920.60 and 12,499.12 is: 18,751.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,275.44 : 49,920.60 = 12,499.12 : x
  2. Step 2: Convert to fraction form
    33,275.44/49,920.60 = 12,499.12/x
  3. Step 3: Cross multiply
    33,275.44x = 49,920.60 × 12,499.12
  4. Step 4: Simplify right side
    33,275.44x = 623,963,569.87
  5. Step 5: Solve for x
    x = 623,963,569.87/33,275.44
  6. Step 6: Final answer
    x = 18,751.47

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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.