Home / 17,743.38-26,621.22-7,889.58

Finding the Fourth Proportional to 17,743.38, 26,621.22 and 7,889.58

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Solution

The fourth proportional to 17,743.38, 26,621.22 and 7,889.58 is: 11,837.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,743.38 : 26,621.22 = 7,889.58 : x
  2. Step 2: Convert to fraction form
    17,743.38/26,621.22 = 7,889.58/x
  3. Step 3: Cross multiply
    17,743.38x = 26,621.22 × 7,889.58
  4. Step 4: Simplify right side
    17,743.38x = 210,030,244.89
  5. Step 5: Solve for x
    x = 210,030,244.89/17,743.38
  6. Step 6: Final answer
    x = 11,837.10

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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.