Home / 48,285.48-72,404.22-20,197

Finding the Fourth Proportional to 48,285.48, 72,404.22 and 20,197

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Solution

The fourth proportional to 48,285.48, 72,404.22 and 20,197 is: 30,285.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,285.48 : 72,404.22 = 20,197 : x
  2. Step 2: Convert to fraction form
    48,285.48/72,404.22 = 20,197/x
  3. Step 3: Cross multiply
    48,285.48x = 72,404.22 × 20,197
  4. Step 4: Simplify right side
    48,285.48x = 1,462,348,031.34
  5. Step 5: Solve for x
    x = 1,462,348,031.34/48,285.48
  6. Step 6: Final answer
    x = 30,285.46

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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.