Home / 38,109.60-57,164.40-17,333.10

Finding the Fourth Proportional to 38,109.60, 57,164.40 and 17,333.10

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Solution

The fourth proportional to 38,109.60, 57,164.40 and 17,333.10 is: 25,999.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,109.60 : 57,164.40 = 17,333.10 : x
  2. Step 2: Convert to fraction form
    38,109.60/57,164.40 = 17,333.10/x
  3. Step 3: Cross multiply
    38,109.60x = 57,164.40 × 17,333.10
  4. Step 4: Simplify right side
    38,109.60x = 990,836,261.64
  5. Step 5: Solve for x
    x = 990,836,261.64/38,109.60
  6. Step 6: Final answer
    x = 25,999.65

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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.