Home / 38,537.38-57,799.36-13,571.56

Finding the Fourth Proportional to 38,537.38, 57,799.36 and 13,571.56

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Solution

The fourth proportional to 38,537.38, 57,799.36 and 13,571.56 is: 20,354.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,537.38 : 57,799.36 = 13,571.56 : x
  2. Step 2: Convert to fraction form
    38,537.38/57,799.36 = 13,571.56/x
  3. Step 3: Cross multiply
    38,537.38x = 57,799.36 × 13,571.56
  4. Step 4: Simplify right side
    38,537.38x = 784,427,482.20
  5. Step 5: Solve for x
    x = 784,427,482.20/38,537.38
  6. Step 6: Final answer
    x = 20,354.98

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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.