Home / 33,326.13-45,990.61-19,898.56

Finding the Fourth Proportional to 33,326.13, 45,990.61 and 19,898.56

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Solution

The fourth proportional to 33,326.13, 45,990.61 and 19,898.56 is: 27,460.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,326.13 : 45,990.61 = 19,898.56 : x
  2. Step 2: Convert to fraction form
    33,326.13/45,990.61 = 19,898.56/x
  3. Step 3: Cross multiply
    33,326.13x = 45,990.61 × 19,898.56
  4. Step 4: Simplify right side
    33,326.13x = 915,146,772.26
  5. Step 5: Solve for x
    x = 915,146,772.26/33,326.13
  6. Step 6: Final answer
    x = 27,460.34

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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.