Home / 33,157.33-49,736.51-18,459.66

Finding the Fourth Proportional to 33,157.33, 49,736.51 and 18,459.66

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Solution

The fourth proportional to 33,157.33, 49,736.51 and 18,459.66 is: 27,689.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,157.33 : 49,736.51 = 18,459.66 : x
  2. Step 2: Convert to fraction form
    33,157.33/49,736.51 = 18,459.66/x
  3. Step 3: Cross multiply
    33,157.33x = 49,736.51 × 18,459.66
  4. Step 4: Simplify right side
    33,157.33x = 918,118,971.89
  5. Step 5: Solve for x
    x = 918,118,971.89/33,157.33
  6. Step 6: Final answer
    x = 27,689.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.