Home / 36,706.56-55,025.28-13,320.96

Finding the Fourth Proportional to 36,706.56, 55,025.28 and 13,320.96

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Solution

The fourth proportional to 36,706.56, 55,025.28 and 13,320.96 is: 19,968.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,706.56 : 55,025.28 = 13,320.96 : x
  2. Step 2: Convert to fraction form
    36,706.56/55,025.28 = 13,320.96/x
  3. Step 3: Cross multiply
    36,706.56x = 55,025.28 × 13,320.96
  4. Step 4: Simplify right side
    36,706.56x = 732,989,553.87
  5. Step 5: Solve for x
    x = 732,989,553.87/36,706.56
  6. Step 6: Final answer
    x = 19,968.90

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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.