Home / 27,217.53-40,828.87-10,578.84

Finding the Fourth Proportional to 27,217.53, 40,828.87 and 10,578.84

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Solution

The fourth proportional to 27,217.53, 40,828.87 and 10,578.84 is: 15,869.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,217.53 : 40,828.87 = 10,578.84 : x
  2. Step 2: Convert to fraction form
    27,217.53/40,828.87 = 10,578.84/x
  3. Step 3: Cross multiply
    27,217.53x = 40,828.87 × 10,578.84
  4. Step 4: Simplify right side
    27,217.53x = 431,922,083.11
  5. Step 5: Solve for x
    x = 431,922,083.11/27,217.53
  6. Step 6: Final answer
    x = 15,869.26

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1.5x scale

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.