Home / 14,368.15-21,553.44-3,839.77

Finding the Fourth Proportional to 14,368.15, 21,553.44 and 3,839.77

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Solution

The fourth proportional to 14,368.15, 21,553.44 and 3,839.77 is: 5,759.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,368.15 : 21,553.44 = 3,839.77 : x
  2. Step 2: Convert to fraction form
    14,368.15/21,553.44 = 3,839.77/x
  3. Step 3: Cross multiply
    14,368.15x = 21,553.44 × 3,839.77
  4. Step 4: Simplify right side
    14,368.15x = 82,760,252.31
  5. Step 5: Solve for x
    x = 82,760,252.31/14,368.15
  6. Step 6: Final answer
    x = 5,759.98

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1.5x scale

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.