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Finding the Fourth Proportional to 24,316.59, 33,556.90 and 13,138.59

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Solution

The fourth proportional to 24,316.59, 33,556.90 and 13,138.59 is: 18,131.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,316.59 : 33,556.90 = 13,138.59 : x
  2. Step 2: Convert to fraction form
    24,316.59/33,556.90 = 13,138.59/x
  3. Step 3: Cross multiply
    24,316.59x = 33,556.90 × 13,138.59
  4. Step 4: Simplify right side
    24,316.59x = 440,890,468.40
  5. Step 5: Solve for x
    x = 440,890,468.40/24,316.59
  6. Step 6: Final answer
    x = 18,131.26

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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.