Home / 38,229.05-57,333.54-17,157.30

Finding the Fourth Proportional to 38,229.05, 57,333.54 and 17,157.30

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Solution

The fourth proportional to 38,229.05, 57,333.54 and 17,157.30 is: 25,731.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,229.05 : 57,333.54 = 17,157.30 : x
  2. Step 2: Convert to fraction form
    38,229.05/57,333.54 = 17,157.30/x
  3. Step 3: Cross multiply
    38,229.05x = 57,333.54 × 17,157.30
  4. Step 4: Simplify right side
    38,229.05x = 983,688,745.84
  5. Step 5: Solve for x
    x = 983,688,745.84/38,229.05
  6. Step 6: Final answer
    x = 25,731.45

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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.