Home / 22,717.81-34,077.91-6,921.62

Finding the Fourth Proportional to 22,717.81, 34,077.91 and 6,921.62

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Solution

The fourth proportional to 22,717.81, 34,077.91 and 6,921.62 is: 10,382.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,717.81 : 34,077.91 = 6,921.62 : x
  2. Step 2: Convert to fraction form
    22,717.81/34,077.91 = 6,921.62/x
  3. Step 3: Cross multiply
    22,717.81x = 34,077.91 × 6,921.62
  4. Step 4: Simplify right side
    22,717.81x = 235,874,343.41
  5. Step 5: Solve for x
    x = 235,874,343.41/22,717.81
  6. Step 6: Final answer
    x = 10,382.79

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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.