Home / 38,010.40-57,015.60-25,568.80

Finding the Fourth Proportional to 38,010.40, 57,015.60 and 25,568.80

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Solution

The fourth proportional to 38,010.40, 57,015.60 and 25,568.80 is: 38,353.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,010.40 : 57,015.60 = 25,568.80 : x
  2. Step 2: Convert to fraction form
    38,010.40/57,015.60 = 25,568.80/x
  3. Step 3: Cross multiply
    38,010.40x = 57,015.60 × 25,568.80
  4. Step 4: Simplify right side
    38,010.40x = 1,457,820,473.28
  5. Step 5: Solve for x
    x = 1,457,820,473.28/38,010.40
  6. Step 6: Final answer
    x = 38,353.20

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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.