Home / 33,422.42-46,122.30-18,315.07

Finding the Fourth Proportional to 33,422.42, 46,122.30 and 18,315.07

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Solution

The fourth proportional to 33,422.42, 46,122.30 and 18,315.07 is: 25,274.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,422.42 : 46,122.30 = 18,315.07 : x
  2. Step 2: Convert to fraction form
    33,422.42/46,122.30 = 18,315.07/x
  3. Step 3: Cross multiply
    33,422.42x = 46,122.30 × 18,315.07
  4. Step 4: Simplify right side
    33,422.42x = 844,733,037.76
  5. Step 5: Solve for x
    x = 844,733,037.76/33,422.42
  6. Step 6: Final answer
    x = 25,274.44

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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.