Home / 38,418.20-57,627.30-33,810.20

Finding the Fourth Proportional to 38,418.20, 57,627.30 and 33,810.20

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Solution

The fourth proportional to 38,418.20, 57,627.30 and 33,810.20 is: 50,715.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,418.20 : 57,627.30 = 33,810.20 : x
  2. Step 2: Convert to fraction form
    38,418.20/57,627.30 = 33,810.20/x
  3. Step 3: Cross multiply
    38,418.20x = 57,627.30 × 33,810.20
  4. Step 4: Simplify right side
    38,418.20x = 1,948,390,538.46
  5. Step 5: Solve for x
    x = 1,948,390,538.46/38,418.20
  6. Step 6: Final answer
    x = 50,715.30

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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.