Home / 14,331.39-21,471.56-12,230.04

Finding the Fourth Proportional to 14,331.39, 21,471.56 and 12,230.04

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Solution

The fourth proportional to 14,331.39, 21,471.56 and 12,230.04 is: 18,323.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,331.39 : 21,471.56 = 12,230.04 : x
  2. Step 2: Convert to fraction form
    14,331.39/21,471.56 = 12,230.04/x
  3. Step 3: Cross multiply
    14,331.39x = 21,471.56 × 12,230.04
  4. Step 4: Simplify right side
    14,331.39x = 262,598,037.66
  5. Step 5: Solve for x
    x = 262,598,037.66/14,331.39
  6. Step 6: Final answer
    x = 18,323.28

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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.