Home / 16,722.80-25,084.24-4,242.80

Finding the Fourth Proportional to 16,722.80, 25,084.24 and 4,242.80

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Solution

The fourth proportional to 16,722.80, 25,084.24 and 4,242.80 is: 6,364.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,722.80 : 25,084.24 = 4,242.80 : x
  2. Step 2: Convert to fraction form
    16,722.80/25,084.24 = 4,242.80/x
  3. Step 3: Cross multiply
    16,722.80x = 25,084.24 × 4,242.80
  4. Step 4: Simplify right side
    16,722.80x = 106,427,413.47
  5. Step 5: Solve for x
    x = 106,427,413.47/16,722.80
  6. Step 6: Final answer
    x = 6,364.21

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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.