Home / 47,145.33-70,702.87-15,548.29

Finding the Fourth Proportional to 47,145.33, 70,702.87 and 15,548.29

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Solution

The fourth proportional to 47,145.33, 70,702.87 and 15,548.29 is: 23,317.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,145.33 : 70,702.87 = 15,548.29 : x
  2. Step 2: Convert to fraction form
    47,145.33/70,702.87 = 15,548.29/x
  3. Step 3: Cross multiply
    47,145.33x = 70,702.87 × 15,548.29
  4. Step 4: Simplify right side
    47,145.33x = 1,099,308,295.34
  5. Step 5: Solve for x
    x = 1,099,308,295.34/47,145.33
  6. Step 6: Final answer
    x = 23,317.44

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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.