Home / 29,174.92-43,776.78-12,530.20

Finding the Fourth Proportional to 29,174.92, 43,776.78 and 12,530.20

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Solution

The fourth proportional to 29,174.92, 43,776.78 and 12,530.20 is: 18,801.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,174.92 : 43,776.78 = 12,530.20 : x
  2. Step 2: Convert to fraction form
    29,174.92/43,776.78 = 12,530.20/x
  3. Step 3: Cross multiply
    29,174.92x = 43,776.78 × 12,530.20
  4. Step 4: Simplify right side
    29,174.92x = 548,531,808.76
  5. Step 5: Solve for x
    x = 548,531,808.76/29,174.92
  6. Step 6: Final answer
    x = 18,801.48

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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.