Home / 27,860.68-41,787.18-10,328.08

Finding the Fourth Proportional to 27,860.68, 41,787.18 and 10,328.08

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Solution

The fourth proportional to 27,860.68, 41,787.18 and 10,328.08 is: 15,490.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,860.68 : 41,787.18 = 10,328.08 : x
  2. Step 2: Convert to fraction form
    27,860.68/41,787.18 = 10,328.08/x
  3. Step 3: Cross multiply
    27,860.68x = 41,787.18 × 10,328.08
  4. Step 4: Simplify right side
    27,860.68x = 431,581,338.01
  5. Step 5: Solve for x
    x = 431,581,338.01/27,860.68
  6. Step 6: Final answer
    x = 15,490.70

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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.