Home / 27,216.69-40,827.60-10,578

Finding the Fourth Proportional to 27,216.69, 40,827.60 and 10,578

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Solution

The fourth proportional to 27,216.69, 40,827.60 and 10,578 is: 15,868.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,216.69 : 40,827.60 = 10,578 : x
  2. Step 2: Convert to fraction form
    27,216.69/40,827.60 = 10,578/x
  3. Step 3: Cross multiply
    27,216.69x = 40,827.60 × 10,578
  4. Step 4: Simplify right side
    27,216.69x = 431,874,352.80
  5. Step 5: Solve for x
    x = 431,874,352.80/27,216.69
  6. Step 6: Final answer
    x = 15,868.00

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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.