Home / 53,291.52-79,989.12-25,608.96

Finding the Fourth Proportional to 53,291.52, 79,989.12 and 25,608.96

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Solution

The fourth proportional to 53,291.52, 79,989.12 and 25,608.96 is: 38,438.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,291.52 : 79,989.12 = 25,608.96 : x
  2. Step 2: Convert to fraction form
    53,291.52/79,989.12 = 25,608.96/x
  3. Step 3: Cross multiply
    53,291.52x = 79,989.12 × 25,608.96
  4. Step 4: Simplify right side
    53,291.52x = 2,048,438,174.52
  5. Step 5: Solve for x
    x = 2,048,438,174.52/53,291.52
  6. Step 6: Final answer
    x = 38,438.35

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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.