Home / 16,588.80-24,844.32-12,661.92

Finding the Fourth Proportional to 16,588.80, 24,844.32 and 12,661.92

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Solution

The fourth proportional to 16,588.80, 24,844.32 and 12,661.92 is: 18,963.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,588.80 : 24,844.32 = 12,661.92 : x
  2. Step 2: Convert to fraction form
    16,588.80/24,844.32 = 12,661.92/x
  3. Step 3: Cross multiply
    16,588.80x = 24,844.32 × 12,661.92
  4. Step 4: Simplify right side
    16,588.80x = 314,576,792.29
  5. Step 5: Solve for x
    x = 314,576,792.29/16,588.80
  6. Step 6: Final answer
    x = 18,963.20

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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.