Home / 53,418.19-73,712.16-29,544.35

Finding the Fourth Proportional to 53,418.19, 73,712.16 and 29,544.35

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Solution

The fourth proportional to 53,418.19, 73,712.16 and 29,544.35 is: 40,768.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,418.19 : 73,712.16 = 29,544.35 : x
  2. Step 2: Convert to fraction form
    53,418.19/73,712.16 = 29,544.35/x
  3. Step 3: Cross multiply
    53,418.19x = 73,712.16 × 29,544.35
  4. Step 4: Simplify right side
    53,418.19x = 2,177,777,927.79
  5. Step 5: Solve for x
    x = 2,177,777,927.79/53,418.19
  6. Step 6: Final answer
    x = 40,768.47

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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.