Home / 33,122.57-45,708.69-18,014.90

Finding the Fourth Proportional to 33,122.57, 45,708.69 and 18,014.90

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Solution

The fourth proportional to 33,122.57, 45,708.69 and 18,014.90 is: 24,860.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,122.57 : 45,708.69 = 18,014.90 : x
  2. Step 2: Convert to fraction form
    33,122.57/45,708.69 = 18,014.90/x
  3. Step 3: Cross multiply
    33,122.57x = 45,708.69 × 18,014.90
  4. Step 4: Simplify right side
    33,122.57x = 823,437,479.48
  5. Step 5: Solve for x
    x = 823,437,479.48/33,122.57
  6. Step 6: Final answer
    x = 24,860.32

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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.