Home / 33,042.04-45,597.28-18,503.80

Finding the Fourth Proportional to 33,042.04, 45,597.28 and 18,503.80

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Solution

The fourth proportional to 33,042.04, 45,597.28 and 18,503.80 is: 25,534.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,042.04 : 45,597.28 = 18,503.80 : x
  2. Step 2: Convert to fraction form
    33,042.04/45,597.28 = 18,503.80/x
  3. Step 3: Cross multiply
    33,042.04x = 45,597.28 × 18,503.80
  4. Step 4: Simplify right side
    33,042.04x = 843,722,949.66
  5. Step 5: Solve for x
    x = 843,722,949.66/33,042.04
  6. Step 6: Final answer
    x = 25,534.83

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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.