Home / 39,247.47-54,104.36-29,799.63

Finding the Fourth Proportional to 39,247.47, 54,104.36 and 29,799.63

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Solution

The fourth proportional to 39,247.47, 54,104.36 and 29,799.63 is: 41,080.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,247.47 : 54,104.36 = 29,799.63 : x
  2. Step 2: Convert to fraction form
    39,247.47/54,104.36 = 29,799.63/x
  3. Step 3: Cross multiply
    39,247.47x = 54,104.36 × 29,799.63
  4. Step 4: Simplify right side
    39,247.47x = 1,612,289,760.39
  5. Step 5: Solve for x
    x = 1,612,289,760.39/39,247.47
  6. Step 6: Final answer
    x = 41,080.09

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Double scale
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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.