Home / 16,383.44-22,603.80-9,666.80

Finding the Fourth Proportional to 16,383.44, 22,603.80 and 9,666.80

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Solution

The fourth proportional to 16,383.44, 22,603.80 and 9,666.80 is: 13,337.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,383.44 : 22,603.80 = 9,666.80 : x
  2. Step 2: Convert to fraction form
    16,383.44/22,603.80 = 9,666.80/x
  3. Step 3: Cross multiply
    16,383.44x = 22,603.80 × 9,666.80
  4. Step 4: Simplify right side
    16,383.44x = 218,506,413.84
  5. Step 5: Solve for x
    x = 218,506,413.84/16,383.44
  6. Step 6: Final answer
    x = 13,337.03

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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.