Home / 19,358.46-29,039.94-8,266.41

Finding the Fourth Proportional to 19,358.46, 29,039.94 and 8,266.41

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Solution

The fourth proportional to 19,358.46, 29,039.94 and 8,266.41 is: 12,400.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,358.46 : 29,039.94 = 8,266.41 : x
  2. Step 2: Convert to fraction form
    19,358.46/29,039.94 = 8,266.41/x
  3. Step 3: Cross multiply
    19,358.46x = 29,039.94 × 8,266.41
  4. Step 4: Simplify right side
    19,358.46x = 240,056,050.42
  5. Step 5: Solve for x
    x = 240,056,050.42/19,358.46
  6. Step 6: Final answer
    x = 12,400.58

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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.