Home / 35,982.73-49,655.46-20,876.77

Finding the Fourth Proportional to 35,982.73, 49,655.46 and 20,876.77

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Solution

The fourth proportional to 35,982.73, 49,655.46 and 20,876.77 is: 28,809.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,982.73 : 49,655.46 = 20,876.77 : x
  2. Step 2: Convert to fraction form
    35,982.73/49,655.46 = 20,876.77/x
  3. Step 3: Cross multiply
    35,982.73x = 49,655.46 × 20,876.77
  4. Step 4: Simplify right side
    35,982.73x = 1,036,645,758.02
  5. Step 5: Solve for x
    x = 1,036,645,758.02/35,982.73
  6. Step 6: Final answer
    x = 28,809.54

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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.