Home / 16,212.50-22,373.28-8,760.50

Finding the Fourth Proportional to 16,212.50, 22,373.28 and 8,760.50

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Solution

The fourth proportional to 16,212.50, 22,373.28 and 8,760.50 is: 12,089.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,212.50 : 22,373.28 = 8,760.50 : x
  2. Step 2: Convert to fraction form
    16,212.50/22,373.28 = 8,760.50/x
  3. Step 3: Cross multiply
    16,212.50x = 22,373.28 × 8,760.50
  4. Step 4: Simplify right side
    16,212.50x = 196,001,119.44
  5. Step 5: Solve for x
    x = 196,001,119.44/16,212.50
  6. Step 6: Final answer
    x = 12,089.51

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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.