Home / 22,690.36-34,039.05-7,106.50

Finding the Fourth Proportional to 22,690.36, 34,039.05 and 7,106.50

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Solution

The fourth proportional to 22,690.36, 34,039.05 and 7,106.50 is: 10,660.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,690.36 : 34,039.05 = 7,106.50 : x
  2. Step 2: Convert to fraction form
    22,690.36/34,039.05 = 7,106.50/x
  3. Step 3: Cross multiply
    22,690.36x = 34,039.05 × 7,106.50
  4. Step 4: Simplify right side
    22,690.36x = 241,898,508.83
  5. Step 5: Solve for x
    x = 241,898,508.83/22,690.36
  6. Step 6: Final answer
    x = 10,660.85

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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.