Home / 17,380.29-26,050.26-8,000.61

Finding the Fourth Proportional to 17,380.29, 26,050.26 and 8,000.61

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Solution

The fourth proportional to 17,380.29, 26,050.26 and 8,000.61 is: 11,991.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,380.29 : 26,050.26 = 8,000.61 : x
  2. Step 2: Convert to fraction form
    17,380.29/26,050.26 = 8,000.61/x
  3. Step 3: Cross multiply
    17,380.29x = 26,050.26 × 8,000.61
  4. Step 4: Simplify right side
    17,380.29x = 208,417,970.66
  5. Step 5: Solve for x
    x = 208,417,970.66/17,380.29
  6. Step 6: Final answer
    x = 11,991.63

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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.