Home / 25,907.28-38,871.24-10,335.84

Finding the Fourth Proportional to 25,907.28, 38,871.24 and 10,335.84

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Solution

The fourth proportional to 25,907.28, 38,871.24 and 10,335.84 is: 15,507.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,907.28 : 38,871.24 = 10,335.84 : x
  2. Step 2: Convert to fraction form
    25,907.28/38,871.24 = 10,335.84/x
  3. Step 3: Cross multiply
    25,907.28x = 38,871.24 × 10,335.84
  4. Step 4: Simplify right side
    25,907.28x = 401,766,917.24
  5. Step 5: Solve for x
    x = 401,766,917.24/25,907.28
  6. Step 6: Final answer
    x = 15,507.88

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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.