Home / 18,551.47-27,827.25-5,404.16

Finding the Fourth Proportional to 18,551.47, 27,827.25 and 5,404.16

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Solution

The fourth proportional to 18,551.47, 27,827.25 and 5,404.16 is: 8,106.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,551.47 : 27,827.25 = 5,404.16 : x
  2. Step 2: Convert to fraction form
    18,551.47/27,827.25 = 5,404.16/x
  3. Step 3: Cross multiply
    18,551.47x = 27,827.25 × 5,404.16
  4. Step 4: Simplify right side
    18,551.47x = 150,382,911.36
  5. Step 5: Solve for x
    x = 150,382,911.36/18,551.47
  6. Step 6: Final answer
    x = 8,106.25

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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.