Home / 38,422.93-57,634.40-10,343.05

Finding the Fourth Proportional to 38,422.93, 57,634.40 and 10,343.05

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Solution

The fourth proportional to 38,422.93, 57,634.40 and 10,343.05 is: 15,514.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,422.93 : 57,634.40 = 10,343.05 : x
  2. Step 2: Convert to fraction form
    38,422.93/57,634.40 = 10,343.05/x
  3. Step 3: Cross multiply
    38,422.93x = 57,634.40 × 10,343.05
  4. Step 4: Simplify right side
    38,422.93x = 596,115,480.92
  5. Step 5: Solve for x
    x = 596,115,480.92/38,422.93
  6. Step 6: Final answer
    x = 15,514.58

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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.