Home / 38,016.40-57,024.60-9,936.40

Finding the Fourth Proportional to 38,016.40, 57,024.60 and 9,936.40

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Solution

The fourth proportional to 38,016.40, 57,024.60 and 9,936.40 is: 14,904.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,016.40 : 57,024.60 = 9,936.40 : x
  2. Step 2: Convert to fraction form
    38,016.40/57,024.60 = 9,936.40/x
  3. Step 3: Cross multiply
    38,016.40x = 57,024.60 × 9,936.40
  4. Step 4: Simplify right side
    38,016.40x = 566,619,235.44
  5. Step 5: Solve for x
    x = 566,619,235.44/38,016.40
  6. Step 6: Final answer
    x = 14,904.60

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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.