Home / 22,518.86-33,780.21-6,722.88

Finding the Fourth Proportional to 22,518.86, 33,780.21 and 6,722.88

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Solution

The fourth proportional to 22,518.86, 33,780.21 and 6,722.88 is: 10,084.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,518.86 : 33,780.21 = 6,722.88 : x
  2. Step 2: Convert to fraction form
    22,518.86/33,780.21 = 6,722.88/x
  3. Step 3: Cross multiply
    22,518.86x = 33,780.21 × 6,722.88
  4. Step 4: Simplify right side
    22,518.86x = 227,100,298.20
  5. Step 5: Solve for x
    x = 227,100,298.20/22,518.86
  6. Step 6: Final answer
    x = 10,084.89

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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.