Home / 33,147.94-45,744.02-18,040.32

Finding the Fourth Proportional to 33,147.94, 45,744.02 and 18,040.32

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Solution

The fourth proportional to 33,147.94, 45,744.02 and 18,040.32 is: 24,895.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,147.94 : 45,744.02 = 18,040.32 : x
  2. Step 2: Convert to fraction form
    33,147.94/45,744.02 = 18,040.32/x
  3. Step 3: Cross multiply
    33,147.94x = 45,744.02 × 18,040.32
  4. Step 4: Simplify right side
    33,147.94x = 825,236,758.89
  5. Step 5: Solve for x
    x = 825,236,758.89/33,147.94
  6. Step 6: Final answer
    x = 24,895.57

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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.