Home / 36,012.13-54,018.20-9,716.87

Finding the Fourth Proportional to 36,012.13, 54,018.20 and 9,716.87

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Solution

The fourth proportional to 36,012.13, 54,018.20 and 9,716.87 is: 14,575.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,012.13 : 54,018.20 = 9,716.87 : x
  2. Step 2: Convert to fraction form
    36,012.13/54,018.20 = 9,716.87/x
  3. Step 3: Cross multiply
    36,012.13x = 54,018.20 × 9,716.87
  4. Step 4: Simplify right side
    36,012.13x = 524,887,913.50
  5. Step 5: Solve for x
    x = 524,887,913.50/36,012.13
  6. Step 6: Final answer
    x = 14,575.31

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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.