Home / 27,736.80-41,621.68-10,218.92

Finding the Fourth Proportional to 27,736.80, 41,621.68 and 10,218.92

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Solution

The fourth proportional to 27,736.80, 41,621.68 and 10,218.92 is: 15,334.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,736.80 : 41,621.68 = 10,218.92 : x
  2. Step 2: Convert to fraction form
    27,736.80/41,621.68 = 10,218.92/x
  3. Step 3: Cross multiply
    27,736.80x = 41,621.68 × 10,218.92
  4. Step 4: Simplify right side
    27,736.80x = 425,328,618.19
  5. Step 5: Solve for x
    x = 425,328,618.19/27,736.80
  6. Step 6: Final answer
    x = 15,334.45

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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.