Home / 16,038.69-22,132.49-8,868.19

Finding the Fourth Proportional to 16,038.69, 22,132.49 and 8,868.19

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Solution

The fourth proportional to 16,038.69, 22,132.49 and 8,868.19 is: 12,237.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,038.69 : 22,132.49 = 8,868.19 : x
  2. Step 2: Convert to fraction form
    16,038.69/22,132.49 = 8,868.19/x
  3. Step 3: Cross multiply
    16,038.69x = 22,132.49 × 8,868.19
  4. Step 4: Simplify right side
    16,038.69x = 196,275,176.33
  5. Step 5: Solve for x
    x = 196,275,176.33/16,038.69
  6. Step 6: Final answer
    x = 12,237.61

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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.