Home / 26,541.05-39,797.79-7,818.62

Finding the Fourth Proportional to 26,541.05, 39,797.79 and 7,818.62

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Solution

The fourth proportional to 26,541.05, 39,797.79 and 7,818.62 is: 11,723.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,541.05 : 39,797.79 = 7,818.62 : x
  2. Step 2: Convert to fraction form
    26,541.05/39,797.79 = 7,818.62/x
  3. Step 3: Cross multiply
    26,541.05x = 39,797.79 × 7,818.62
  4. Step 4: Simplify right side
    26,541.05x = 311,163,702.46
  5. Step 5: Solve for x
    x = 311,163,702.46/26,541.05
  6. Step 6: Final answer
    x = 11,723.87

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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.