Home / 20,192.93-30,302.36-9,799.01

Finding the Fourth Proportional to 20,192.93, 30,302.36 and 9,799.01

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Solution

The fourth proportional to 20,192.93, 30,302.36 and 9,799.01 is: 14,704.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,192.93 : 30,302.36 = 9,799.01 : x
  2. Step 2: Convert to fraction form
    20,192.93/30,302.36 = 9,799.01/x
  3. Step 3: Cross multiply
    20,192.93x = 30,302.36 × 9,799.01
  4. Step 4: Simplify right side
    20,192.93x = 296,933,079.67
  5. Step 5: Solve for x
    x = 296,933,079.67/20,192.93
  6. Step 6: Final answer
    x = 14,704.80

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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.