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Finding the Fourth Proportional to 14,044.71, 21,066.93 and 5,722.77

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Solution

The fourth proportional to 14,044.71, 21,066.93 and 5,722.77 is: 8,584.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,044.71 : 21,066.93 = 5,722.77 : x
  2. Step 2: Convert to fraction form
    14,044.71/21,066.93 = 5,722.77/x
  3. Step 3: Cross multiply
    14,044.71x = 21,066.93 × 5,722.77
  4. Step 4: Simplify right side
    14,044.71x = 120,561,195.00
  5. Step 5: Solve for x
    x = 120,561,195.00/14,044.71
  6. Step 6: Final answer
    x = 8,584.10

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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.