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Finding the Fourth Proportional to 24,507, 33,820.20 and 13,329

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Solution

The fourth proportional to 24,507, 33,820.20 and 13,329 is: 18,394.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,507 : 33,820.20 = 13,329 : x
  2. Step 2: Convert to fraction form
    24,507/33,820.20 = 13,329/x
  3. Step 3: Cross multiply
    24,507x = 33,820.20 × 13,329
  4. Step 4: Simplify right side
    24,507x = 450,789,445.80
  5. Step 5: Solve for x
    x = 450,789,445.80/24,507
  6. Step 6: Final answer
    x = 18,394.31

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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.