Home / 33,422.95-46,122.94-18,315.28

Finding the Fourth Proportional to 33,422.95, 46,122.94 and 18,315.28

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Solution

The fourth proportional to 33,422.95, 46,122.94 and 18,315.28 is: 25,274.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,422.95 : 46,122.94 = 18,315.28 : x
  2. Step 2: Convert to fraction form
    33,422.95/46,122.94 = 18,315.28/x
  3. Step 3: Cross multiply
    33,422.95x = 46,122.94 × 18,315.28
  4. Step 4: Simplify right side
    33,422.95x = 844,754,560.52
  5. Step 5: Solve for x
    x = 844,754,560.52/33,422.95
  6. Step 6: Final answer
    x = 25,274.69

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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.