Home / 33,983.56-46,878.40-31,578.06

Finding the Fourth Proportional to 33,983.56, 46,878.40 and 31,578.06

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Solution

The fourth proportional to 33,983.56, 46,878.40 and 31,578.06 is: 43,560.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,983.56 : 46,878.40 = 31,578.06 : x
  2. Step 2: Convert to fraction form
    33,983.56/46,878.40 = 31,578.06/x
  3. Step 3: Cross multiply
    33,983.56x = 46,878.40 × 31,578.06
  4. Step 4: Simplify right side
    33,983.56x = 1,480,328,927.90
  5. Step 5: Solve for x
    x = 1,480,328,927.90/33,983.56
  6. Step 6: Final answer
    x = 43,560.15

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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.