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Finding the Fourth Proportional to 15,353.69, 23,027.09 and 5,993.87

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Solution

The fourth proportional to 15,353.69, 23,027.09 and 5,993.87 is: 8,989.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,353.69 : 23,027.09 = 5,993.87 : x
  2. Step 2: Convert to fraction form
    15,353.69/23,027.09 = 5,993.87/x
  3. Step 3: Cross multiply
    15,353.69x = 23,027.09 × 5,993.87
  4. Step 4: Simplify right side
    15,353.69x = 138,021,238.83
  5. Step 5: Solve for x
    x = 138,021,238.83/15,353.69
  6. Step 6: Final answer
    x = 8,989.45

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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.