Home / 33,719.79-50,585.18-12,661.46

Finding the Fourth Proportional to 33,719.79, 50,585.18 and 12,661.46

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Solution

The fourth proportional to 33,719.79, 50,585.18 and 12,661.46 is: 18,994.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,719.79 : 50,585.18 = 12,661.46 : x
  2. Step 2: Convert to fraction form
    33,719.79/50,585.18 = 12,661.46/x
  3. Step 3: Cross multiply
    33,719.79x = 50,585.18 × 12,661.46
  4. Step 4: Simplify right side
    33,719.79x = 640,482,359.63
  5. Step 5: Solve for x
    x = 640,482,359.63/33,719.79
  6. Step 6: Final answer
    x = 18,994.26

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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.