Home / 51,798.74-77,553.43-28,021.25

Finding the Fourth Proportional to 51,798.74, 77,553.43 and 28,021.25

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Solution

The fourth proportional to 51,798.74, 77,553.43 and 28,021.25 is: 41,953.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,798.74 : 77,553.43 = 28,021.25 : x
  2. Step 2: Convert to fraction form
    51,798.74/77,553.43 = 28,021.25/x
  3. Step 3: Cross multiply
    51,798.74x = 77,553.43 × 28,021.25
  4. Step 4: Simplify right side
    51,798.74x = 2,173,144,174.22
  5. Step 5: Solve for x
    x = 2,173,144,174.22/51,798.74
  6. Step 6: Final answer
    x = 41,953.61

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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.