Home / 20,583.24-30,807.52-11,199.84

Finding the Fourth Proportional to 20,583.24, 30,807.52 and 11,199.84

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Solution

The fourth proportional to 20,583.24, 30,807.52 and 11,199.84 is: 16,763.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,583.24 : 30,807.52 = 11,199.84 : x
  2. Step 2: Convert to fraction form
    20,583.24/30,807.52 = 11,199.84/x
  3. Step 3: Cross multiply
    20,583.24x = 30,807.52 × 11,199.84
  4. Step 4: Simplify right side
    20,583.24x = 345,039,294.80
  5. Step 5: Solve for x
    x = 345,039,294.80/20,583.24
  6. Step 6: Final answer
    x = 16,763.12

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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.