Home / 36,141.23-49,875-20,224.46

Finding the Fourth Proportional to 36,141.23, 49,875 and 20,224.46

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Solution

The fourth proportional to 36,141.23, 49,875 and 20,224.46 is: 27,909.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,141.23 : 49,875 = 20,224.46 : x
  2. Step 2: Convert to fraction form
    36,141.23/49,875 = 20,224.46/x
  3. Step 3: Cross multiply
    36,141.23x = 49,875 × 20,224.46
  4. Step 4: Simplify right side
    36,141.23x = 1,008,694,942.50
  5. Step 5: Solve for x
    x = 1,008,694,942.50/36,141.23
  6. Step 6: Final answer
    x = 27,909.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.