Home / 16,530.12-24,661.10-15,175.38

Finding the Fourth Proportional to 16,530.12, 24,661.10 and 15,175.38

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Solution

The fourth proportional to 16,530.12, 24,661.10 and 15,175.38 is: 22,639.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,530.12 : 24,661.10 = 15,175.38 : x
  2. Step 2: Convert to fraction form
    16,530.12/24,661.10 = 15,175.38/x
  3. Step 3: Cross multiply
    16,530.12x = 24,661.10 × 15,175.38
  4. Step 4: Simplify right side
    16,530.12x = 374,241,487.84
  5. Step 5: Solve for x
    x = 374,241,487.84/16,530.12
  6. Step 6: Final answer
    x = 22,639.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.