Home / 27,816.57-41,719.39-17,816.72

Finding the Fourth Proportional to 27,816.57, 41,719.39 and 17,816.72

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Solution

The fourth proportional to 27,816.57, 41,719.39 and 17,816.72 is: 26,721.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,816.57 : 41,719.39 = 17,816.72 : x
  2. Step 2: Convert to fraction form
    27,816.57/41,719.39 = 17,816.72/x
  3. Step 3: Cross multiply
    27,816.57x = 41,719.39 × 17,816.72
  4. Step 4: Simplify right side
    27,816.57x = 743,302,437.06
  5. Step 5: Solve for x
    x = 743,302,437.06/27,816.57
  6. Step 6: Final answer
    x = 26,721.57

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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.