Home / 22,176.27-30,603.24-12,616.11

Finding the Fourth Proportional to 22,176.27, 30,603.24 and 12,616.11

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Solution

The fourth proportional to 22,176.27, 30,603.24 and 12,616.11 is: 17,410.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,176.27 : 30,603.24 = 12,616.11 : x
  2. Step 2: Convert to fraction form
    22,176.27/30,603.24 = 12,616.11/x
  3. Step 3: Cross multiply
    22,176.27x = 30,603.24 × 12,616.11
  4. Step 4: Simplify right side
    22,176.27x = 386,093,842.20
  5. Step 5: Solve for x
    x = 386,093,842.20/22,176.27
  6. Step 6: Final answer
    x = 17,410.22

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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.