Home / 38,441.60-57,662.40-23,667.20

Finding the Fourth Proportional to 38,441.60, 57,662.40 and 23,667.20

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Solution

The fourth proportional to 38,441.60, 57,662.40 and 23,667.20 is: 35,500.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,441.60 : 57,662.40 = 23,667.20 : x
  2. Step 2: Convert to fraction form
    38,441.60/57,662.40 = 23,667.20/x
  3. Step 3: Cross multiply
    38,441.60x = 57,662.40 × 23,667.20
  4. Step 4: Simplify right side
    38,441.60x = 1,364,707,553.28
  5. Step 5: Solve for x
    x = 1,364,707,553.28/38,441.60
  6. Step 6: Final answer
    x = 35,500.80

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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.