Home / 38,229.32-57,352.18-13,270.16

Finding the Fourth Proportional to 38,229.32, 57,352.18 and 13,270.16

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Solution

The fourth proportional to 38,229.32, 57,352.18 and 13,270.16 is: 19,908.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,229.32 : 57,352.18 = 13,270.16 : x
  2. Step 2: Convert to fraction form
    38,229.32/57,352.18 = 13,270.16/x
  3. Step 3: Cross multiply
    38,229.32x = 57,352.18 × 13,270.16
  4. Step 4: Simplify right side
    38,229.32x = 761,072,604.95
  5. Step 5: Solve for x
    x = 761,072,604.95/38,229.32
  6. Step 6: Final answer
    x = 19,908.09

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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.