Home / 33,327.18-45,990.18-19,900.62

Finding the Fourth Proportional to 33,327.18, 45,990.18 and 19,900.62

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Solution

The fourth proportional to 33,327.18, 45,990.18 and 19,900.62 is: 27,462.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,327.18 : 45,990.18 = 19,900.62 : x
  2. Step 2: Convert to fraction form
    33,327.18/45,990.18 = 19,900.62/x
  3. Step 3: Cross multiply
    33,327.18x = 45,990.18 × 19,900.62
  4. Step 4: Simplify right side
    33,327.18x = 915,233,095.91
  5. Step 5: Solve for x
    x = 915,233,095.91/33,327.18
  6. Step 6: Final answer
    x = 27,462.06

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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.