Home / 25,845.54-38,753.88-10,040.68

Finding the Fourth Proportional to 25,845.54, 38,753.88 and 10,040.68

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Solution

The fourth proportional to 25,845.54, 38,753.88 and 10,040.68 is: 15,055.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,845.54 : 38,753.88 = 10,040.68 : x
  2. Step 2: Convert to fraction form
    25,845.54/38,753.88 = 10,040.68/x
  3. Step 3: Cross multiply
    25,845.54x = 38,753.88 × 10,040.68
  4. Step 4: Simplify right side
    25,845.54x = 389,115,307.84
  5. Step 5: Solve for x
    x = 389,115,307.84/25,845.54
  6. Step 6: Final answer
    x = 15,055.41

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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.