Home / 47,481.17-71,195.47-19,420.93

Finding the Fourth Proportional to 47,481.17, 71,195.47 and 19,420.93

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Solution

The fourth proportional to 47,481.17, 71,195.47 and 19,420.93 is: 29,120.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,481.17 : 71,195.47 = 19,420.93 : x
  2. Step 2: Convert to fraction form
    47,481.17/71,195.47 = 19,420.93/x
  3. Step 3: Cross multiply
    47,481.17x = 71,195.47 × 19,420.93
  4. Step 4: Simplify right side
    47,481.17x = 1,382,682,457.12
  5. Step 5: Solve for x
    x = 1,382,682,457.12/47,481.17
  6. Step 6: Final answer
    x = 29,120.65

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1.5x scale

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.