Home / 26,276.81-36,198.50-22,487.83

Finding the Fourth Proportional to 26,276.81, 36,198.50 and 22,487.83

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Solution

The fourth proportional to 26,276.81, 36,198.50 and 22,487.83 is: 30,978.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,276.81 : 36,198.50 = 22,487.83 : x
  2. Step 2: Convert to fraction form
    26,276.81/36,198.50 = 22,487.83/x
  3. Step 3: Cross multiply
    26,276.81x = 36,198.50 × 22,487.83
  4. Step 4: Simplify right side
    26,276.81x = 814,025,511.32
  5. Step 5: Solve for x
    x = 814,025,511.32/26,276.81
  6. Step 6: Final answer
    x = 30,978.86

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1.5x scale

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.