Home / 20,367.95-30,568.43-10,510.04

Finding the Fourth Proportional to 20,367.95, 30,568.43 and 10,510.04

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Solution

The fourth proportional to 20,367.95, 30,568.43 and 10,510.04 is: 15,773.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,367.95 : 30,568.43 = 10,510.04 : x
  2. Step 2: Convert to fraction form
    20,367.95/30,568.43 = 10,510.04/x
  3. Step 3: Cross multiply
    20,367.95x = 30,568.43 × 10,510.04
  4. Step 4: Simplify right side
    20,367.95x = 321,275,524.73
  5. Step 5: Solve for x
    x = 321,275,524.73/20,367.95
  6. Step 6: Final answer
    x = 15,773.59

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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.