Home / 13,733.50-20,596.19-7,156.30

Finding the Fourth Proportional to 13,733.50, 20,596.19 and 7,156.30

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Solution

The fourth proportional to 13,733.50, 20,596.19 and 7,156.30 is: 10,732.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,733.50 : 20,596.19 = 7,156.30 : x
  2. Step 2: Convert to fraction form
    13,733.50/20,596.19 = 7,156.30/x
  3. Step 3: Cross multiply
    13,733.50x = 20,596.19 × 7,156.30
  4. Step 4: Simplify right side
    13,733.50x = 147,392,411.52
  5. Step 5: Solve for x
    x = 147,392,411.52/13,733.50
  6. Step 6: Final answer
    x = 10,732.33

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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.