Home / 17,415.38-26,116.39-8,525.23

Finding the Fourth Proportional to 17,415.38, 26,116.39 and 8,525.23

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Solution

The fourth proportional to 17,415.38, 26,116.39 and 8,525.23 is: 12,784.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,415.38 : 26,116.39 = 8,525.23 : x
  2. Step 2: Convert to fraction form
    17,415.38/26,116.39 = 8,525.23/x
  3. Step 3: Cross multiply
    17,415.38x = 26,116.39 × 8,525.23
  4. Step 4: Simplify right side
    17,415.38x = 222,648,231.52
  5. Step 5: Solve for x
    x = 222,648,231.52/17,415.38
  6. Step 6: Final answer
    x = 12,784.57

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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.