Home / 36,630.09-54,942.10-11,669.13

Finding the Fourth Proportional to 36,630.09, 54,942.10 and 11,669.13

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Solution

The fourth proportional to 36,630.09, 54,942.10 and 11,669.13 is: 17,502.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,630.09 : 54,942.10 = 11,669.13 : x
  2. Step 2: Convert to fraction form
    36,630.09/54,942.10 = 11,669.13/x
  3. Step 3: Cross multiply
    36,630.09x = 54,942.10 × 11,669.13
  4. Step 4: Simplify right side
    36,630.09x = 641,126,478.20
  5. Step 5: Solve for x
    x = 641,126,478.20/36,630.09
  6. Step 6: Final answer
    x = 17,502.73

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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.