Home / 39,940.81-55,108.49-24,414.51

Finding the Fourth Proportional to 39,940.81, 55,108.49 and 24,414.51

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Solution

The fourth proportional to 39,940.81, 55,108.49 and 24,414.51 is: 33,686.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,940.81 : 55,108.49 = 24,414.51 : x
  2. Step 2: Convert to fraction form
    39,940.81/55,108.49 = 24,414.51/x
  3. Step 3: Cross multiply
    39,940.81x = 55,108.49 × 24,414.51
  4. Step 4: Simplify right side
    39,940.81x = 1,345,446,864.77
  5. Step 5: Solve for x
    x = 1,345,446,864.77/39,940.81
  6. Step 6: Final answer
    x = 33,686.02

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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.