Home / 33,260.40-45,898.68-19,112.88

Finding the Fourth Proportional to 33,260.40, 45,898.68 and 19,112.88

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Solution

The fourth proportional to 33,260.40, 45,898.68 and 19,112.88 is: 26,375.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,260.40 : 45,898.68 = 19,112.88 : x
  2. Step 2: Convert to fraction form
    33,260.40/45,898.68 = 19,112.88/x
  3. Step 3: Cross multiply
    33,260.40x = 45,898.68 × 19,112.88
  4. Step 4: Simplify right side
    33,260.40x = 877,255,963.00
  5. Step 5: Solve for x
    x = 877,255,963.00/33,260.40
  6. Step 6: Final answer
    x = 26,375.39

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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.