Home / 55,189.11-82,783.68-17,752.44

Finding the Fourth Proportional to 55,189.11, 82,783.68 and 17,752.44

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Solution

The fourth proportional to 55,189.11, 82,783.68 and 17,752.44 is: 26,628.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,189.11 : 82,783.68 = 17,752.44 : x
  2. Step 2: Convert to fraction form
    55,189.11/82,783.68 = 17,752.44/x
  3. Step 3: Cross multiply
    55,189.11x = 82,783.68 × 17,752.44
  4. Step 4: Simplify right side
    55,189.11x = 1,469,612,312.18
  5. Step 5: Solve for x
    x = 1,469,612,312.18/55,189.11
  6. Step 6: Final answer
    x = 26,628.66

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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.