Home / 33,233.69-45,836.55-21,298.13

Finding the Fourth Proportional to 33,233.69, 45,836.55 and 21,298.13

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Solution

The fourth proportional to 33,233.69, 45,836.55 and 21,298.13 is: 29,374.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,233.69 : 45,836.55 = 21,298.13 : x
  2. Step 2: Convert to fraction form
    33,233.69/45,836.55 = 21,298.13/x
  3. Step 3: Cross multiply
    33,233.69x = 45,836.55 × 21,298.13
  4. Step 4: Simplify right side
    33,233.69x = 976,232,800.65
  5. Step 5: Solve for x
    x = 976,232,800.65/33,233.69
  6. Step 6: Final answer
    x = 29,374.79

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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.