Home / 33,263.68-45,814.62-28,787.56

Finding the Fourth Proportional to 33,263.68, 45,814.62 and 28,787.56

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Solution

The fourth proportional to 33,263.68, 45,814.62 and 28,787.56 is: 39,649.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,263.68 : 45,814.62 = 28,787.56 : x
  2. Step 2: Convert to fraction form
    33,263.68/45,814.62 = 28,787.56/x
  3. Step 3: Cross multiply
    33,263.68x = 45,814.62 × 28,787.56
  4. Step 4: Simplify right side
    33,263.68x = 1,318,891,122.13
  5. Step 5: Solve for x
    x = 1,318,891,122.13/33,263.68
  6. Step 6: Final answer
    x = 39,649.59

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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.