Home / 17,743.32-26,549.06-11,138.60

Finding the Fourth Proportional to 17,743.32, 26,549.06 and 11,138.60

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Solution

The fourth proportional to 17,743.32, 26,549.06 and 11,138.60 is: 16,666.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,743.32 : 26,549.06 = 11,138.60 : x
  2. Step 2: Convert to fraction form
    17,743.32/26,549.06 = 11,138.60/x
  3. Step 3: Cross multiply
    17,743.32x = 26,549.06 × 11,138.60
  4. Step 4: Simplify right side
    17,743.32x = 295,719,359.72
  5. Step 5: Solve for x
    x = 295,719,359.72/17,743.32
  6. Step 6: Final answer
    x = 16,666.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.