Home / 36,684.70-55,027.25-10,389.47

Finding the Fourth Proportional to 36,684.70, 55,027.25 and 10,389.47

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Solution

The fourth proportional to 36,684.70, 55,027.25 and 10,389.47 is: 15,584.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,684.70 : 55,027.25 = 10,389.47 : x
  2. Step 2: Convert to fraction form
    36,684.70/55,027.25 = 10,389.47/x
  3. Step 3: Cross multiply
    36,684.70x = 55,027.25 × 10,389.47
  4. Step 4: Simplify right side
    36,684.70x = 571,703,674.93
  5. Step 5: Solve for x
    x = 571,703,674.93/36,684.70
  6. Step 6: Final answer
    x = 15,584.25

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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.