Home / 48,661.67-67,153.14-28,514.54

Finding the Fourth Proportional to 48,661.67, 67,153.14 and 28,514.54

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Solution

The fourth proportional to 48,661.67, 67,153.14 and 28,514.54 is: 39,350.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,661.67 : 67,153.14 = 28,514.54 : x
  2. Step 2: Convert to fraction form
    48,661.67/67,153.14 = 28,514.54/x
  3. Step 3: Cross multiply
    48,661.67x = 67,153.14 × 28,514.54
  4. Step 4: Simplify right side
    48,661.67x = 1,914,840,560.89
  5. Step 5: Solve for x
    x = 1,914,840,560.89/48,661.67
  6. Step 6: Final answer
    x = 39,350.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.