Home / 19,674.66-27,151.68-11,177.16

Finding the Fourth Proportional to 19,674.66, 27,151.68 and 11,177.16

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Solution

The fourth proportional to 19,674.66, 27,151.68 and 11,177.16 is: 15,424.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,674.66 : 27,151.68 = 11,177.16 : x
  2. Step 2: Convert to fraction form
    19,674.66/27,151.68 = 11,177.16/x
  3. Step 3: Cross multiply
    19,674.66x = 27,151.68 × 11,177.16
  4. Step 4: Simplify right side
    19,674.66x = 303,478,671.63
  5. Step 5: Solve for x
    x = 303,478,671.63/19,674.66
  6. Step 6: Final answer
    x = 15,424.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.