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Finding the Fourth Proportional to 18,149.01, 27,223.52 and 5,001.39

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Solution

The fourth proportional to 18,149.01, 27,223.52 and 5,001.39 is: 7,502.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,149.01 : 27,223.52 = 5,001.39 : x
  2. Step 2: Convert to fraction form
    18,149.01/27,223.52 = 5,001.39/x
  3. Step 3: Cross multiply
    18,149.01x = 27,223.52 × 5,001.39
  4. Step 4: Simplify right side
    18,149.01x = 136,155,415.69
  5. Step 5: Solve for x
    x = 136,155,415.69/18,149.01
  6. Step 6: Final answer
    x = 7,502.09

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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.