Home / 47,115.52-65,016.96-25,897.60

Finding the Fourth Proportional to 47,115.52, 65,016.96 and 25,897.60

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Solution

The fourth proportional to 47,115.52, 65,016.96 and 25,897.60 is: 35,737.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,115.52 : 65,016.96 = 25,897.60 : x
  2. Step 2: Convert to fraction form
    47,115.52/65,016.96 = 25,897.60/x
  3. Step 3: Cross multiply
    47,115.52x = 65,016.96 × 25,897.60
  4. Step 4: Simplify right side
    47,115.52x = 1,683,783,223.30
  5. Step 5: Solve for x
    x = 1,683,783,223.30/47,115.52
  6. Step 6: Final answer
    x = 35,737.34

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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.