Home / 12,799.04-19,200.15-5,006.84

Finding the Fourth Proportional to 12,799.04, 19,200.15 and 5,006.84

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Solution

The fourth proportional to 12,799.04, 19,200.15 and 5,006.84 is: 7,510.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,799.04 : 19,200.15 = 5,006.84 : x
  2. Step 2: Convert to fraction form
    12,799.04/19,200.15 = 5,006.84/x
  3. Step 3: Cross multiply
    12,799.04x = 19,200.15 × 5,006.84
  4. Step 4: Simplify right side
    12,799.04x = 96,131,983.03
  5. Step 5: Solve for x
    x = 96,131,983.03/12,799.04
  6. Step 6: Final answer
    x = 7,510.88

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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.