Home / 16,623.10-22,936.74-9,909.36

Finding the Fourth Proportional to 16,623.10, 22,936.74 and 9,909.36

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Solution

The fourth proportional to 16,623.10, 22,936.74 and 9,909.36 is: 13,673.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,623.10 : 22,936.74 = 9,909.36 : x
  2. Step 2: Convert to fraction form
    16,623.10/22,936.74 = 9,909.36/x
  3. Step 3: Cross multiply
    16,623.10x = 22,936.74 × 9,909.36
  4. Step 4: Simplify right side
    16,623.10x = 227,288,413.89
  5. Step 5: Solve for x
    x = 227,288,413.89/16,623.10
  6. Step 6: Final answer
    x = 13,673.05

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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.