Home / 24,205.70-36,389.55-20,998.10

Finding the Fourth Proportional to 24,205.70, 36,389.55 and 20,998.10

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Solution

The fourth proportional to 24,205.70, 36,389.55 and 20,998.10 is: 31,567.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,205.70 : 36,389.55 = 20,998.10 : x
  2. Step 2: Convert to fraction form
    24,205.70/36,389.55 = 20,998.10/x
  3. Step 3: Cross multiply
    24,205.70x = 36,389.55 × 20,998.10
  4. Step 4: Simplify right side
    24,205.70x = 764,111,409.86
  5. Step 5: Solve for x
    x = 764,111,409.86/24,205.70
  6. Step 6: Final answer
    x = 31,567.42

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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.