Home / 33,336.76-45,990.87-21,848.53

Finding the Fourth Proportional to 33,336.76, 45,990.87 and 21,848.53

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Solution

The fourth proportional to 33,336.76, 45,990.87 and 21,848.53 is: 30,141.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,336.76 : 45,990.87 = 21,848.53 : x
  2. Step 2: Convert to fraction form
    33,336.76/45,990.87 = 21,848.53/x
  3. Step 3: Cross multiply
    33,336.76x = 45,990.87 × 21,848.53
  4. Step 4: Simplify right side
    33,336.76x = 1,004,832,902.92
  5. Step 5: Solve for x
    x = 1,004,832,902.92/33,336.76
  6. Step 6: Final answer
    x = 30,141.89

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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.