Home / 13,334.38-19,959.60-9,149.92

Finding the Fourth Proportional to 13,334.38, 19,959.60 and 9,149.92

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Solution

The fourth proportional to 13,334.38, 19,959.60 and 9,149.92 is: 13,696.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,334.38 : 19,959.60 = 9,149.92 : x
  2. Step 2: Convert to fraction form
    13,334.38/19,959.60 = 9,149.92/x
  3. Step 3: Cross multiply
    13,334.38x = 19,959.60 × 9,149.92
  4. Step 4: Simplify right side
    13,334.38x = 182,628,743.23
  5. Step 5: Solve for x
    x = 182,628,743.23/13,334.38
  6. Step 6: Final answer
    x = 13,696.08

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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.