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Finding the Fourth Proportional to 33,995.56, 46,913.56 and 18,888.25

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Solution

The fourth proportional to 33,995.56, 46,913.56 and 18,888.25 is: 26,065.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,995.56 : 46,913.56 = 18,888.25 : x
  2. Step 2: Convert to fraction form
    33,995.56/46,913.56 = 18,888.25/x
  3. Step 3: Cross multiply
    33,995.56x = 46,913.56 × 18,888.25
  4. Step 4: Simplify right side
    33,995.56x = 886,115,049.67
  5. Step 5: Solve for x
    x = 886,115,049.67/33,995.56
  6. Step 6: Final answer
    x = 26,065.61

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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.