Home / 33,422.83-46,123.66-18,315.61

Finding the Fourth Proportional to 33,422.83, 46,123.66 and 18,315.61

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Solution

The fourth proportional to 33,422.83, 46,123.66 and 18,315.61 is: 25,275.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,422.83 : 46,123.66 = 18,315.61 : x
  2. Step 2: Convert to fraction form
    33,422.83/46,123.66 = 18,315.61/x
  3. Step 3: Cross multiply
    33,422.83x = 46,123.66 × 18,315.61
  4. Step 4: Simplify right side
    33,422.83x = 844,783,064.30
  5. Step 5: Solve for x
    x = 844,783,064.30/33,422.83
  6. Step 6: Final answer
    x = 25,275.63

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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.