Home / 47,176.90-70,745.19-15,998.02

Finding the Fourth Proportional to 47,176.90, 70,745.19 and 15,998.02

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Solution

The fourth proportional to 47,176.90, 70,745.19 and 15,998.02 is: 23,990.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,176.90 : 70,745.19 = 15,998.02 : x
  2. Step 2: Convert to fraction form
    47,176.90/70,745.19 = 15,998.02/x
  3. Step 3: Cross multiply
    47,176.90x = 70,745.19 × 15,998.02
  4. Step 4: Simplify right side
    47,176.90x = 1,131,782,964.52
  5. Step 5: Solve for x
    x = 1,131,782,964.52/47,176.90
  6. Step 6: Final answer
    x = 23,990.19

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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.