Home / 33,314.40-45,983.52-21,992.16

Finding the Fourth Proportional to 33,314.40, 45,983.52 and 21,992.16

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Solution

The fourth proportional to 33,314.40, 45,983.52 and 21,992.16 is: 30,355.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,314.40 : 45,983.52 = 21,992.16 : x
  2. Step 2: Convert to fraction form
    33,314.40/45,983.52 = 21,992.16/x
  3. Step 3: Cross multiply
    33,314.40x = 45,983.52 × 21,992.16
  4. Step 4: Simplify right side
    33,314.40x = 1,011,276,929.20
  5. Step 5: Solve for x
    x = 1,011,276,929.20/33,314.40
  6. Step 6: Final answer
    x = 30,355.55

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Similar ratio
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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.