Home / 25,964.97-38,931.87-11,907.38

Finding the Fourth Proportional to 25,964.97, 38,931.87 and 11,907.38

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Solution

The fourth proportional to 25,964.97, 38,931.87 and 11,907.38 is: 17,853.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,964.97 : 38,931.87 = 11,907.38 : x
  2. Step 2: Convert to fraction form
    25,964.97/38,931.87 = 11,907.38/x
  3. Step 3: Cross multiply
    25,964.97x = 38,931.87 × 11,907.38
  4. Step 4: Simplify right side
    25,964.97x = 463,576,637.76
  5. Step 5: Solve for x
    x = 463,576,637.76/25,964.97
  6. Step 6: Final answer
    x = 17,853.93

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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.