Home / 26,287.46-36,276.66-16,856

Finding the Fourth Proportional to 26,287.46, 36,276.66 and 16,856

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Solution

The fourth proportional to 26,287.46, 36,276.66 and 16,856 is: 23,261.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,287.46 : 36,276.66 = 16,856 : x
  2. Step 2: Convert to fraction form
    26,287.46/36,276.66 = 16,856/x
  3. Step 3: Cross multiply
    26,287.46x = 36,276.66 × 16,856
  4. Step 4: Simplify right side
    26,287.46x = 611,479,380.96
  5. Step 5: Solve for x
    x = 611,479,380.96/26,287.46
  6. Step 6: Final answer
    x = 23,261.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.