Home / 36,726.36-55,019.58-20,942.28

Finding the Fourth Proportional to 36,726.36, 55,019.58 and 20,942.28

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Solution

The fourth proportional to 36,726.36, 55,019.58 and 20,942.28 is: 31,373.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,726.36 : 55,019.58 = 20,942.28 : x
  2. Step 2: Convert to fraction form
    36,726.36/55,019.58 = 20,942.28/x
  3. Step 3: Cross multiply
    36,726.36x = 55,019.58 × 20,942.28
  4. Step 4: Simplify right side
    36,726.36x = 1,152,235,449.84
  5. Step 5: Solve for x
    x = 1,152,235,449.84/36,726.36
  6. Step 6: Final answer
    x = 31,373.53

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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.