Home / 55,740.10-83,610.15-33,621.70

Finding the Fourth Proportional to 55,740.10, 83,610.15 and 33,621.70

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Solution

The fourth proportional to 55,740.10, 83,610.15 and 33,621.70 is: 50,432.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,740.10 : 83,610.15 = 33,621.70 : x
  2. Step 2: Convert to fraction form
    55,740.10/83,610.15 = 33,621.70/x
  3. Step 3: Cross multiply
    55,740.10x = 83,610.15 × 33,621.70
  4. Step 4: Simplify right side
    55,740.10x = 2,811,115,380.26
  5. Step 5: Solve for x
    x = 2,811,115,380.26/55,740.10
  6. Step 6: Final answer
    x = 50,432.55

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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.