Home / 19,371.93-29,039.41-8,263.32

Finding the Fourth Proportional to 19,371.93, 29,039.41 and 8,263.32

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Solution

The fourth proportional to 19,371.93, 29,039.41 and 8,263.32 is: 12,387.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,371.93 : 29,039.41 = 8,263.32 : x
  2. Step 2: Convert to fraction form
    19,371.93/29,039.41 = 8,263.32/x
  3. Step 3: Cross multiply
    19,371.93x = 29,039.41 × 8,263.32
  4. Step 4: Simplify right side
    19,371.93x = 239,961,937.44
  5. Step 5: Solve for x
    x = 239,961,937.44/19,371.93
  6. Step 6: Final answer
    x = 12,387.10

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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.