Home / 26,092.80-39,139.62-6,371.70

Finding the Fourth Proportional to 26,092.80, 39,139.62 and 6,371.70

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Solution

The fourth proportional to 26,092.80, 39,139.62 and 6,371.70 is: 9,557.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,092.80 : 39,139.62 = 6,371.70 : x
  2. Step 2: Convert to fraction form
    26,092.80/39,139.62 = 6,371.70/x
  3. Step 3: Cross multiply
    26,092.80x = 39,139.62 × 6,371.70
  4. Step 4: Simplify right side
    26,092.80x = 249,385,916.75
  5. Step 5: Solve for x
    x = 249,385,916.75/26,092.80
  6. Step 6: Final answer
    x = 9,557.65

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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.