Home / 36,906.91-55,346.76-13,208.03

Finding the Fourth Proportional to 36,906.91, 55,346.76 and 13,208.03

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Solution

The fourth proportional to 36,906.91, 55,346.76 and 13,208.03 is: 19,807.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,906.91 : 55,346.76 = 13,208.03 : x
  2. Step 2: Convert to fraction form
    36,906.91/55,346.76 = 13,208.03/x
  3. Step 3: Cross multiply
    36,906.91x = 55,346.76 × 13,208.03
  4. Step 4: Simplify right side
    36,906.91x = 731,021,666.48
  5. Step 5: Solve for x
    x = 731,021,666.48/36,906.91
  6. Step 6: Final answer
    x = 19,807.18

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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.