Home / 33,868.77-50,803.60-12,818.72

Finding the Fourth Proportional to 33,868.77, 50,803.60 and 12,818.72

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Solution

The fourth proportional to 33,868.77, 50,803.60 and 12,818.72 is: 19,228.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,868.77 : 50,803.60 = 12,818.72 : x
  2. Step 2: Convert to fraction form
    33,868.77/50,803.60 = 12,818.72/x
  3. Step 3: Cross multiply
    33,868.77x = 50,803.60 × 12,818.72
  4. Step 4: Simplify right side
    33,868.77x = 651,237,123.39
  5. Step 5: Solve for x
    x = 651,237,123.39/33,868.77
  6. Step 6: Final answer
    x = 19,228.25

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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.