Home / 33,099.89-45,678.01-17,992.55

Finding the Fourth Proportional to 33,099.89, 45,678.01 and 17,992.55

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Solution

The fourth proportional to 33,099.89, 45,678.01 and 17,992.55 is: 24,829.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,099.89 : 45,678.01 = 17,992.55 : x
  2. Step 2: Convert to fraction form
    33,099.89/45,678.01 = 17,992.55/x
  3. Step 3: Cross multiply
    33,099.89x = 45,678.01 × 17,992.55
  4. Step 4: Simplify right side
    33,099.89x = 821,863,724.84
  5. Step 5: Solve for x
    x = 821,863,724.84/33,099.89
  6. Step 6: Final answer
    x = 24,829.80

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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.