Home / 25,449.78-38,186.01-9,868.62

Finding the Fourth Proportional to 25,449.78, 38,186.01 and 9,868.62

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Solution

The fourth proportional to 25,449.78, 38,186.01 and 9,868.62 is: 14,807.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,449.78 : 38,186.01 = 9,868.62 : x
  2. Step 2: Convert to fraction form
    25,449.78/38,186.01 = 9,868.62/x
  3. Step 3: Cross multiply
    25,449.78x = 38,186.01 × 9,868.62
  4. Step 4: Simplify right side
    25,449.78x = 376,843,222.01
  5. Step 5: Solve for x
    x = 376,843,222.01/25,449.78
  6. Step 6: Final answer
    x = 14,807.33

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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.