Home / 21,345.46-32,027.42-8,194.77

Finding the Fourth Proportional to 21,345.46, 32,027.42 and 8,194.77

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Solution

The fourth proportional to 21,345.46, 32,027.42 and 8,194.77 is: 12,295.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,345.46 : 32,027.42 = 8,194.77 : x
  2. Step 2: Convert to fraction form
    21,345.46/32,027.42 = 8,194.77/x
  3. Step 3: Cross multiply
    21,345.46x = 32,027.42 × 8,194.77
  4. Step 4: Simplify right side
    21,345.46x = 262,457,340.59
  5. Step 5: Solve for x
    x = 262,457,340.59/21,345.46
  6. Step 6: Final answer
    x = 12,295.70

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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.