Home / 17,513.80-24,170.02-9,556.15

Finding the Fourth Proportional to 17,513.80, 24,170.02 and 9,556.15

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Solution

The fourth proportional to 17,513.80, 24,170.02 and 9,556.15 is: 13,188.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,513.80 : 24,170.02 = 9,556.15 : x
  2. Step 2: Convert to fraction form
    17,513.80/24,170.02 = 9,556.15/x
  3. Step 3: Cross multiply
    17,513.80x = 24,170.02 × 9,556.15
  4. Step 4: Simplify right side
    17,513.80x = 230,972,336.62
  5. Step 5: Solve for x
    x = 230,972,336.62/17,513.80
  6. Step 6: Final answer
    x = 13,188.02

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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.