Home / 17,829.11-24,615.78-12,388.34

Finding the Fourth Proportional to 17,829.11, 24,615.78 and 12,388.34

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Solution

The fourth proportional to 17,829.11, 24,615.78 and 12,388.34 is: 17,103.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,829.11 : 24,615.78 = 12,388.34 : x
  2. Step 2: Convert to fraction form
    17,829.11/24,615.78 = 12,388.34/x
  3. Step 3: Cross multiply
    17,829.11x = 24,615.78 × 12,388.34
  4. Step 4: Simplify right side
    17,829.11x = 304,948,652.01
  5. Step 5: Solve for x
    x = 304,948,652.01/17,829.11
  6. Step 6: Final answer
    x = 17,103.98

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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.