Home / 38,113.12-57,171.20-10,411.04

Finding the Fourth Proportional to 38,113.12, 57,171.20 and 10,411.04

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Solution

The fourth proportional to 38,113.12, 57,171.20 and 10,411.04 is: 15,616.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,113.12 : 57,171.20 = 10,411.04 : x
  2. Step 2: Convert to fraction form
    38,113.12/57,171.20 = 10,411.04/x
  3. Step 3: Cross multiply
    38,113.12x = 57,171.20 × 10,411.04
  4. Step 4: Simplify right side
    38,113.12x = 595,211,650.05
  5. Step 5: Solve for x
    x = 595,211,650.05/38,113.12
  6. Step 6: Final answer
    x = 15,616.98

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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.