Home / 53,515.13-73,849.91-29,641.28

Finding the Fourth Proportional to 53,515.13, 73,849.91 and 29,641.28

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Solution

The fourth proportional to 53,515.13, 73,849.91 and 29,641.28 is: 40,904.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,515.13 : 73,849.91 = 29,641.28 : x
  2. Step 2: Convert to fraction form
    53,515.13/73,849.91 = 29,641.28/x
  3. Step 3: Cross multiply
    53,515.13x = 73,849.91 × 29,641.28
  4. Step 4: Simplify right side
    53,515.13x = 2,189,005,342.83
  5. Step 5: Solve for x
    x = 2,189,005,342.83/53,515.13
  6. Step 6: Final answer
    x = 40,904.42

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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.