Home / 17,539.96-26,309.08-6,445.79

Finding the Fourth Proportional to 17,539.96, 26,309.08 and 6,445.79

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Solution

The fourth proportional to 17,539.96, 26,309.08 and 6,445.79 is: 9,668.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,539.96 : 26,309.08 = 6,445.79 : x
  2. Step 2: Convert to fraction form
    17,539.96/26,309.08 = 6,445.79/x
  3. Step 3: Cross multiply
    17,539.96x = 26,309.08 × 6,445.79
  4. Step 4: Simplify right side
    17,539.96x = 169,582,772.54
  5. Step 5: Solve for x
    x = 169,582,772.54/17,539.96
  6. Step 6: Final answer
    x = 9,668.37

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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.