Home / 33,005.85-45,550.95-18,104.73

Finding the Fourth Proportional to 33,005.85, 45,550.95 and 18,104.73

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Solution

The fourth proportional to 33,005.85, 45,550.95 and 18,104.73 is: 24,986.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,005.85 : 45,550.95 = 18,104.73 : x
  2. Step 2: Convert to fraction form
    33,005.85/45,550.95 = 18,104.73/x
  3. Step 3: Cross multiply
    33,005.85x = 45,550.95 × 18,104.73
  4. Step 4: Simplify right side
    33,005.85x = 824,687,332.72
  5. Step 5: Solve for x
    x = 824,687,332.72/33,005.85
  6. Step 6: Final answer
    x = 24,986.10

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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.