Home / 47,487.56-71,195.94-15,878.93

Finding the Fourth Proportional to 47,487.56, 71,195.94 and 15,878.93

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Solution

The fourth proportional to 47,487.56, 71,195.94 and 15,878.93 is: 23,806.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,487.56 : 71,195.94 = 15,878.93 : x
  2. Step 2: Convert to fraction form
    47,487.56/71,195.94 = 15,878.93/x
  3. Step 3: Cross multiply
    47,487.56x = 71,195.94 × 15,878.93
  4. Step 4: Simplify right side
    47,487.56x = 1,130,514,991.56
  5. Step 5: Solve for x
    x = 1,130,514,991.56/47,487.56
  6. Step 6: Final answer
    x = 23,806.55

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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.