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Finding the Fourth Proportional to 33,262.40, 45,901.44 and 19,114.88

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Solution

The fourth proportional to 33,262.40, 45,901.44 and 19,114.88 is: 26,378.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,262.40 : 45,901.44 = 19,114.88 : x
  2. Step 2: Convert to fraction form
    33,262.40/45,901.44 = 19,114.88/x
  3. Step 3: Cross multiply
    33,262.40x = 45,901.44 × 19,114.88
  4. Step 4: Simplify right side
    33,262.40x = 877,400,517.43
  5. Step 5: Solve for x
    x = 877,400,517.43/33,262.40
  6. Step 6: Final answer
    x = 26,378.15

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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.