Home / 22,783.67-34,180.52-6,990.88

Finding the Fourth Proportional to 22,783.67, 34,180.52 and 6,990.88

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Solution

The fourth proportional to 22,783.67, 34,180.52 and 6,990.88 is: 10,487.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,783.67 : 34,180.52 = 6,990.88 : x
  2. Step 2: Convert to fraction form
    22,783.67/34,180.52 = 6,990.88/x
  3. Step 3: Cross multiply
    22,783.67x = 34,180.52 × 6,990.88
  4. Step 4: Simplify right side
    22,783.67x = 238,951,913.66
  5. Step 5: Solve for x
    x = 238,951,913.66/22,783.67
  6. Step 6: Final answer
    x = 10,487.86

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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.