Home / 54,911.97-82,336.76-21,614.00

Finding the Fourth Proportional to 54,911.97, 82,336.76 and 21,614.00

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Solution

The fourth proportional to 54,911.97, 82,336.76 and 21,614.00 is: 32,408.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,911.97 : 82,336.76 = 21,614.00 : x
  2. Step 2: Convert to fraction form
    54,911.97/82,336.76 = 21,614.00/x
  3. Step 3: Cross multiply
    54,911.97x = 82,336.76 × 21,614.00
  4. Step 4: Simplify right side
    54,911.97x = 1,779,626,210.89
  5. Step 5: Solve for x
    x = 1,779,626,210.89/54,911.97
  6. Step 6: Final answer
    x = 32,408.71

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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.