Home / 38,039.85-56,781.07-33,550.90

Finding the Fourth Proportional to 38,039.85, 56,781.07 and 33,550.90

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Solution

The fourth proportional to 38,039.85, 56,781.07 and 33,550.90 is: 50,080.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,039.85 : 56,781.07 = 33,550.90 : x
  2. Step 2: Convert to fraction form
    38,039.85/56,781.07 = 33,550.90/x
  3. Step 3: Cross multiply
    38,039.85x = 56,781.07 × 33,550.90
  4. Step 4: Simplify right side
    38,039.85x = 1,905,056,001.46
  5. Step 5: Solve for x
    x = 1,905,056,001.46/38,039.85
  6. Step 6: Final answer
    x = 50,080.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.