Home / 33,615.24-50,423.84-18,812.58

Finding the Fourth Proportional to 33,615.24, 50,423.84 and 18,812.58

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Solution

The fourth proportional to 33,615.24, 50,423.84 and 18,812.58 is: 28,219.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,615.24 : 50,423.84 = 18,812.58 : x
  2. Step 2: Convert to fraction form
    33,615.24/50,423.84 = 18,812.58/x
  3. Step 3: Cross multiply
    33,615.24x = 50,423.84 × 18,812.58
  4. Step 4: Simplify right side
    33,615.24x = 948,602,429.84
  5. Step 5: Solve for x
    x = 948,602,429.84/33,615.24
  6. Step 6: Final answer
    x = 28,219.42

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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.