Home / 27,736.79-41,621.67-10,218.92

Finding the Fourth Proportional to 27,736.79, 41,621.67 and 10,218.92

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Solution

The fourth proportional to 27,736.79, 41,621.67 and 10,218.92 is: 15,334.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,736.79 : 41,621.67 = 10,218.92 : x
  2. Step 2: Convert to fraction form
    27,736.79/41,621.67 = 10,218.92/x
  3. Step 3: Cross multiply
    27,736.79x = 41,621.67 × 10,218.92
  4. Step 4: Simplify right side
    27,736.79x = 425,328,516.00
  5. Step 5: Solve for x
    x = 425,328,516.00/27,736.79
  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.