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Finding the Fourth Proportional to 14,418.99, 19,897.47 and 8,044.44

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Solution

The fourth proportional to 14,418.99, 19,897.47 and 8,044.44 is: 11,100.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,418.99 : 19,897.47 = 8,044.44 : x
  2. Step 2: Convert to fraction form
    14,418.99/19,897.47 = 8,044.44/x
  3. Step 3: Cross multiply
    14,418.99x = 19,897.47 × 8,044.44
  4. Step 4: Simplify right side
    14,418.99x = 160,064,003.57
  5. Step 5: Solve for x
    x = 160,064,003.57/14,418.99
  6. Step 6: Final answer
    x = 11,100.92

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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.