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Finding the Fourth Proportional to 33,346.88, 50,019.76 and 8,722.88

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Solution

The fourth proportional to 33,346.88, 50,019.76 and 8,722.88 is: 13,084.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,346.88 : 50,019.76 = 8,722.88 : x
  2. Step 2: Convert to fraction form
    33,346.88/50,019.76 = 8,722.88/x
  3. Step 3: Cross multiply
    33,346.88x = 50,019.76 × 8,722.88
  4. Step 4: Simplify right side
    33,346.88x = 436,316,364.11
  5. Step 5: Solve for x
    x = 436,316,364.11/33,346.88
  6. Step 6: Final answer
    x = 13,084.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.