Home / 38,257.08-57,381.04-10,179.20

Finding the Fourth Proportional to 38,257.08, 57,381.04 and 10,179.20

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Solution

The fourth proportional to 38,257.08, 57,381.04 and 10,179.20 is: 15,267.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,257.08 : 57,381.04 = 10,179.20 : x
  2. Step 2: Convert to fraction form
    38,257.08/57,381.04 = 10,179.20/x
  3. Step 3: Cross multiply
    38,257.08x = 57,381.04 × 10,179.20
  4. Step 4: Simplify right side
    38,257.08x = 584,093,082.37
  5. Step 5: Solve for x
    x = 584,093,082.37/38,257.08
  6. Step 6: Final answer
    x = 15,267.58

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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.