Home / 33,177.20-45,773.17-18,835.00

Finding the Fourth Proportional to 33,177.20, 45,773.17 and 18,835.00

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Solution

The fourth proportional to 33,177.20, 45,773.17 and 18,835.00 is: 25,985.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,177.20 : 45,773.17 = 18,835.00 : x
  2. Step 2: Convert to fraction form
    33,177.20/45,773.17 = 18,835.00/x
  3. Step 3: Cross multiply
    33,177.20x = 45,773.17 × 18,835.00
  4. Step 4: Simplify right side
    33,177.20x = 862,137,495.43
  5. Step 5: Solve for x
    x = 862,137,495.43/33,177.20
  6. Step 6: Final answer
    x = 25,985.85

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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.