Home / 12,733.80-19,099.80-5,335.56

Finding the Fourth Proportional to 12,733.80, 19,099.80 and 5,335.56

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Solution

The fourth proportional to 12,733.80, 19,099.80 and 5,335.56 is: 8,002.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,733.80 : 19,099.80 = 5,335.56 : x
  2. Step 2: Convert to fraction form
    12,733.80/19,099.80 = 5,335.56/x
  3. Step 3: Cross multiply
    12,733.80x = 19,099.80 × 5,335.56
  4. Step 4: Simplify right side
    12,733.80x = 101,908,128.89
  5. Step 5: Solve for x
    x = 101,908,128.89/12,733.80
  6. Step 6: Final answer
    x = 8,002.96

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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.