Home / 17,643.48-26,452.26-8,415.96

Finding the Fourth Proportional to 17,643.48, 26,452.26 and 8,415.96

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Solution

The fourth proportional to 17,643.48, 26,452.26 and 8,415.96 is: 12,617.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,643.48 : 26,452.26 = 8,415.96 : x
  2. Step 2: Convert to fraction form
    17,643.48/26,452.26 = 8,415.96/x
  3. Step 3: Cross multiply
    17,643.48x = 26,452.26 × 8,415.96
  4. Step 4: Simplify right side
    17,643.48x = 222,621,162.07
  5. Step 5: Solve for x
    x = 222,621,162.07/17,643.48
  6. Step 6: Final answer
    x = 12,617.76

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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.