Home / 38,268.47-57,402.82-11,614.68

Finding the Fourth Proportional to 38,268.47, 57,402.82 and 11,614.68

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Solution

The fourth proportional to 38,268.47, 57,402.82 and 11,614.68 is: 17,422.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,268.47 : 57,402.82 = 11,614.68 : x
  2. Step 2: Convert to fraction form
    38,268.47/57,402.82 = 11,614.68/x
  3. Step 3: Cross multiply
    38,268.47x = 57,402.82 × 11,614.68
  4. Step 4: Simplify right side
    38,268.47x = 666,715,385.40
  5. Step 5: Solve for x
    x = 666,715,385.40/38,268.47
  6. Step 6: Final answer
    x = 17,422.05

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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.