Home / 25,944.80-38,936.40-10,373.60

Finding the Fourth Proportional to 25,944.80, 38,936.40 and 10,373.60

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Solution

The fourth proportional to 25,944.80, 38,936.40 and 10,373.60 is: 15,568.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,944.80 : 38,936.40 = 10,373.60 : x
  2. Step 2: Convert to fraction form
    25,944.80/38,936.40 = 10,373.60/x
  3. Step 3: Cross multiply
    25,944.80x = 38,936.40 × 10,373.60
  4. Step 4: Simplify right side
    25,944.80x = 403,910,639.04
  5. Step 5: Solve for x
    x = 403,910,639.04/25,944.80
  6. Step 6: Final answer
    x = 15,568.08

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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.