Home / 22,352.76-30,847.36-12,281.86

Finding the Fourth Proportional to 22,352.76, 30,847.36 and 12,281.86

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Solution

The fourth proportional to 22,352.76, 30,847.36 and 12,281.86 is: 16,949.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,352.76 : 30,847.36 = 12,281.86 : x
  2. Step 2: Convert to fraction form
    22,352.76/30,847.36 = 12,281.86/x
  3. Step 3: Cross multiply
    22,352.76x = 30,847.36 × 12,281.86
  4. Step 4: Simplify right side
    22,352.76x = 378,862,956.89
  5. Step 5: Solve for x
    x = 378,862,956.89/22,352.76
  6. Step 6: Final answer
    x = 16,949.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.