Home / 38,200.47-57,301.10-11,546.68

Finding the Fourth Proportional to 38,200.47, 57,301.10 and 11,546.68

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Solution

The fourth proportional to 38,200.47, 57,301.10 and 11,546.68 is: 17,320.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,200.47 : 57,301.10 = 11,546.68 : x
  2. Step 2: Convert to fraction form
    38,200.47/57,301.10 = 11,546.68/x
  3. Step 3: Cross multiply
    38,200.47x = 57,301.10 × 11,546.68
  4. Step 4: Simplify right side
    38,200.47x = 661,637,121.11
  5. Step 5: Solve for x
    x = 661,637,121.11/38,200.47
  6. Step 6: Final answer
    x = 17,320.13

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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.