Home / 53,046.78-79,553.90-17,501.54

Finding the Fourth Proportional to 53,046.78, 79,553.90 and 17,501.54

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Solution

The fourth proportional to 53,046.78, 79,553.90 and 17,501.54 is: 26,246.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,046.78 : 79,553.90 = 17,501.54 : x
  2. Step 2: Convert to fraction form
    53,046.78/79,553.90 = 17,501.54/x
  3. Step 3: Cross multiply
    53,046.78x = 79,553.90 × 17,501.54
  4. Step 4: Simplify right side
    53,046.78x = 1,392,315,763.01
  5. Step 5: Solve for x
    x = 1,392,315,763.01/53,046.78
  6. Step 6: Final answer
    x = 26,246.94

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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.