Home / 25,908.72-38,858.96-9,265.65

Finding the Fourth Proportional to 25,908.72, 38,858.96 and 9,265.65

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Solution

The fourth proportional to 25,908.72, 38,858.96 and 9,265.65 is: 13,897.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,908.72 : 38,858.96 = 9,265.65 : x
  2. Step 2: Convert to fraction form
    25,908.72/38,858.96 = 9,265.65/x
  3. Step 3: Cross multiply
    25,908.72x = 38,858.96 × 9,265.65
  4. Step 4: Simplify right side
    25,908.72x = 360,053,476.40
  5. Step 5: Solve for x
    x = 360,053,476.40/25,908.72
  6. Step 6: Final answer
    x = 13,897.00

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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.