Home / 36,229.41-49,995.81-20,313.51

Finding the Fourth Proportional to 36,229.41, 49,995.81 and 20,313.51

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Solution

The fourth proportional to 36,229.41, 49,995.81 and 20,313.51 is: 28,032.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,229.41 : 49,995.81 = 20,313.51 : x
  2. Step 2: Convert to fraction form
    36,229.41/49,995.81 = 20,313.51/x
  3. Step 3: Cross multiply
    36,229.41x = 49,995.81 × 20,313.51
  4. Step 4: Simplify right side
    36,229.41x = 1,015,590,386.39
  5. Step 5: Solve for x
    x = 1,015,590,386.39/36,229.41
  6. Step 6: Final answer
    x = 28,032.21

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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.