Home / 33,365.64-50,042.70-9,985.80

Finding the Fourth Proportional to 33,365.64, 50,042.70 and 9,985.80

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Solution

The fourth proportional to 33,365.64, 50,042.70 and 9,985.80 is: 14,976.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,365.64 : 50,042.70 = 9,985.80 : x
  2. Step 2: Convert to fraction form
    33,365.64/50,042.70 = 9,985.80/x
  3. Step 3: Cross multiply
    33,365.64x = 50,042.70 × 9,985.80
  4. Step 4: Simplify right side
    33,365.64x = 499,716,393.66
  5. Step 5: Solve for x
    x = 499,716,393.66/33,365.64
  6. Step 6: Final answer
    x = 14,976.98

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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.