Home / 13,092.40-19,595.40-10,154.80

Finding the Fourth Proportional to 13,092.40, 19,595.40 and 10,154.80

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Solution

The fourth proportional to 13,092.40, 19,595.40 and 10,154.80 is: 15,198.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,092.40 : 19,595.40 = 10,154.80 : x
  2. Step 2: Convert to fraction form
    13,092.40/19,595.40 = 10,154.80/x
  3. Step 3: Cross multiply
    13,092.40x = 19,595.40 × 10,154.80
  4. Step 4: Simplify right side
    13,092.40x = 198,987,367.92
  5. Step 5: Solve for x
    x = 198,987,367.92/13,092.40
  6. Step 6: Final answer
    x = 15,198.69

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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.