Home / 29,086.16-43,631.46-11,309.19

Finding the Fourth Proportional to 29,086.16, 43,631.46 and 11,309.19

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Solution

The fourth proportional to 29,086.16, 43,631.46 and 11,309.19 is: 16,964.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,086.16 : 43,631.46 = 11,309.19 : x
  2. Step 2: Convert to fraction form
    29,086.16/43,631.46 = 11,309.19/x
  3. Step 3: Cross multiply
    29,086.16x = 43,631.46 × 11,309.19
  4. Step 4: Simplify right side
    29,086.16x = 493,436,196.41
  5. Step 5: Solve for x
    x = 493,436,196.41/29,086.16
  6. Step 6: Final answer
    x = 16,964.64

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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.