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Finding the Fourth Proportional to 14,377.30, 19,839.53 and 8,003.41

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Solution

The fourth proportional to 14,377.30, 19,839.53 and 8,003.41 is: 11,044.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,377.30 : 19,839.53 = 8,003.41 : x
  2. Step 2: Convert to fraction form
    14,377.30/19,839.53 = 8,003.41/x
  3. Step 3: Cross multiply
    14,377.30x = 19,839.53 × 8,003.41
  4. Step 4: Simplify right side
    14,377.30x = 158,783,863.21
  5. Step 5: Solve for x
    x = 158,783,863.21/14,377.30
  6. Step 6: Final answer
    x = 11,044.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.