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Finding the Fourth Proportional to 12,044.93, 16,622.70 and 6,739.70

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Solution

The fourth proportional to 12,044.93, 16,622.70 and 6,739.70 is: 9,301.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,044.93 : 16,622.70 = 6,739.70 : x
  2. Step 2: Convert to fraction form
    12,044.93/16,622.70 = 6,739.70/x
  3. Step 3: Cross multiply
    12,044.93x = 16,622.70 × 6,739.70
  4. Step 4: Simplify right side
    12,044.93x = 112,032,011.19
  5. Step 5: Solve for x
    x = 112,032,011.19/12,044.93
  6. Step 6: Final answer
    x = 9,301.18

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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.