Home / 17,508.63-24,161.91-11,221.41

Finding the Fourth Proportional to 17,508.63, 24,161.91 and 11,221.41

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Solution

The fourth proportional to 17,508.63, 24,161.91 and 11,221.41 is: 15,485.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,508.63 : 24,161.91 = 11,221.41 : x
  2. Step 2: Convert to fraction form
    17,508.63/24,161.91 = 11,221.41/x
  3. Step 3: Cross multiply
    17,508.63x = 24,161.91 × 11,221.41
  4. Step 4: Simplify right side
    17,508.63x = 271,130,698.49
  5. Step 5: Solve for x
    x = 271,130,698.49/17,508.63
  6. Step 6: Final answer
    x = 15,485.55

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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.