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Finding the Fourth Proportional to 14,332.36, 19,781.46 and 8,044.36

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Solution

The fourth proportional to 14,332.36, 19,781.46 and 8,044.36 is: 11,102.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,332.36 : 19,781.46 = 8,044.36 : x
  2. Step 2: Convert to fraction form
    14,332.36/19,781.46 = 8,044.36/x
  3. Step 3: Cross multiply
    14,332.36x = 19,781.46 × 8,044.36
  4. Step 4: Simplify right side
    14,332.36x = 159,129,185.57
  5. Step 5: Solve for x
    x = 159,129,185.57/14,332.36
  6. Step 6: Final answer
    x = 11,102.79

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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.