Home / 18,176.42-27,264.90-11,976.14

Finding the Fourth Proportional to 18,176.42, 27,264.90 and 11,976.14

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Solution

The fourth proportional to 18,176.42, 27,264.90 and 11,976.14 is: 17,964.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,176.42 : 27,264.90 = 11,976.14 : x
  2. Step 2: Convert to fraction form
    18,176.42/27,264.90 = 11,976.14/x
  3. Step 3: Cross multiply
    18,176.42x = 27,264.90 × 11,976.14
  4. Step 4: Simplify right side
    18,176.42x = 326,528,259.49
  5. Step 5: Solve for x
    x = 326,528,259.49/18,176.42
  6. Step 6: Final answer
    x = 17,964.39

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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.