Home / 53,369.10-73,648.31-29,496.78

Finding the Fourth Proportional to 53,369.10, 73,648.31 and 29,496.78

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Solution

The fourth proportional to 53,369.10, 73,648.31 and 29,496.78 is: 40,704.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,369.10 : 73,648.31 = 29,496.78 : x
  2. Step 2: Convert to fraction form
    53,369.10/73,648.31 = 29,496.78/x
  3. Step 3: Cross multiply
    53,369.10x = 73,648.31 × 29,496.78
  4. Step 4: Simplify right side
    53,369.10x = 2,172,387,849.96
  5. Step 5: Solve for x
    x = 2,172,387,849.96/53,369.10
  6. Step 6: Final answer
    x = 40,704.97

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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.