Home / 26,551.73-39,827.49-9,915.95

Finding the Fourth Proportional to 26,551.73, 39,827.49 and 9,915.95

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Solution

The fourth proportional to 26,551.73, 39,827.49 and 9,915.95 is: 14,873.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,551.73 : 39,827.49 = 9,915.95 : x
  2. Step 2: Convert to fraction form
    26,551.73/39,827.49 = 9,915.95/x
  3. Step 3: Cross multiply
    26,551.73x = 39,827.49 × 9,915.95
  4. Step 4: Simplify right side
    26,551.73x = 394,927,150.75
  5. Step 5: Solve for x
    x = 394,927,150.75/26,551.73
  6. Step 6: Final answer
    x = 14,873.88

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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.