Home / 36,411.19-54,629.84-14,240.48

Finding the Fourth Proportional to 36,411.19, 54,629.84 and 14,240.48

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Solution

The fourth proportional to 36,411.19, 54,629.84 and 14,240.48 is: 21,365.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,411.19 : 54,629.84 = 14,240.48 : x
  2. Step 2: Convert to fraction form
    36,411.19/54,629.84 = 14,240.48/x
  3. Step 3: Cross multiply
    36,411.19x = 54,629.84 × 14,240.48
  4. Step 4: Simplify right side
    36,411.19x = 777,954,906.38
  5. Step 5: Solve for x
    x = 777,954,906.38/36,411.19
  6. Step 6: Final answer
    x = 21,365.82

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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.