Home / 19,371.33-29,070.05-6,891.53

Finding the Fourth Proportional to 19,371.33, 29,070.05 and 6,891.53

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Solution

The fourth proportional to 19,371.33, 29,070.05 and 6,891.53 is: 10,341.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,371.33 : 29,070.05 = 6,891.53 : x
  2. Step 2: Convert to fraction form
    19,371.33/29,070.05 = 6,891.53/x
  3. Step 3: Cross multiply
    19,371.33x = 29,070.05 × 6,891.53
  4. Step 4: Simplify right side
    19,371.33x = 200,336,941.87
  5. Step 5: Solve for x
    x = 200,336,941.87/19,371.33
  6. Step 6: Final answer
    x = 10,341.93

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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.