Home / 38,080.42-57,021.27-30,644.26

Finding the Fourth Proportional to 38,080.42, 57,021.27 and 30,644.26

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Solution

The fourth proportional to 38,080.42, 57,021.27 and 30,644.26 is: 45,886.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,080.42 : 57,021.27 = 30,644.26 : x
  2. Step 2: Convert to fraction form
    38,080.42/57,021.27 = 30,644.26/x
  3. Step 3: Cross multiply
    38,080.42x = 57,021.27 × 30,644.26
  4. Step 4: Simplify right side
    38,080.42x = 1,747,374,623.41
  5. Step 5: Solve for x
    x = 1,747,374,623.41/38,080.42
  6. Step 6: Final answer
    x = 45,886.43

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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.