Home / 16,661.80-22,993.33-9,108.22

Finding the Fourth Proportional to 16,661.80, 22,993.33 and 9,108.22

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Solution

The fourth proportional to 16,661.80, 22,993.33 and 9,108.22 is: 12,569.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,661.80 : 22,993.33 = 9,108.22 : x
  2. Step 2: Convert to fraction form
    16,661.80/22,993.33 = 9,108.22/x
  3. Step 3: Cross multiply
    16,661.80x = 22,993.33 × 9,108.22
  4. Step 4: Simplify right side
    16,661.80x = 209,428,296.79
  5. Step 5: Solve for x
    x = 209,428,296.79/16,661.80
  6. Step 6: Final answer
    x = 12,569.37

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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.