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Finding the Fourth Proportional to 18,059.08, 24,918.42 and 11,348.68

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Solution

The fourth proportional to 18,059.08, 24,918.42 and 11,348.68 is: 15,659.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,059.08 : 24,918.42 = 11,348.68 : x
  2. Step 2: Convert to fraction form
    18,059.08/24,918.42 = 11,348.68/x
  3. Step 3: Cross multiply
    18,059.08x = 24,918.42 × 11,348.68
  4. Step 4: Simplify right side
    18,059.08x = 282,791,174.69
  5. Step 5: Solve for x
    x = 282,791,174.69/18,059.08
  6. Step 6: Final answer
    x = 15,659.22

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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.