Home / 17,629.47-26,445.24-6,387.26

Finding the Fourth Proportional to 17,629.47, 26,445.24 and 6,387.26

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Solution

The fourth proportional to 17,629.47, 26,445.24 and 6,387.26 is: 9,581.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,629.47 : 26,445.24 = 6,387.26 : x
  2. Step 2: Convert to fraction form
    17,629.47/26,445.24 = 6,387.26/x
  3. Step 3: Cross multiply
    17,629.47x = 26,445.24 × 6,387.26
  4. Step 4: Simplify right side
    17,629.47x = 168,912,491.42
  5. Step 5: Solve for x
    x = 168,912,491.42/17,629.47
  6. Step 6: Final answer
    x = 9,581.26

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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.