Home / 26,427.73-39,646.77-9,787.90

Finding the Fourth Proportional to 26,427.73, 39,646.77 and 9,787.90

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Solution

The fourth proportional to 26,427.73, 39,646.77 and 9,787.90 is: 14,683.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,427.73 : 39,646.77 = 9,787.90 : x
  2. Step 2: Convert to fraction form
    26,427.73/39,646.77 = 9,787.90/x
  3. Step 3: Cross multiply
    26,427.73x = 39,646.77 × 9,787.90
  4. Step 4: Simplify right side
    26,427.73x = 388,058,620.08
  5. Step 5: Solve for x
    x = 388,058,620.08/26,427.73
  6. Step 6: Final answer
    x = 14,683.77

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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.