Home / 39,682.19-59,516.44-11,221.13

Finding the Fourth Proportional to 39,682.19, 59,516.44 and 11,221.13

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Solution

The fourth proportional to 39,682.19, 59,516.44 and 11,221.13 is: 16,829.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,682.19 : 59,516.44 = 11,221.13 : x
  2. Step 2: Convert to fraction form
    39,682.19/59,516.44 = 11,221.13/x
  3. Step 3: Cross multiply
    39,682.19x = 59,516.44 × 11,221.13
  4. Step 4: Simplify right side
    39,682.19x = 667,841,831.12
  5. Step 5: Solve for x
    x = 667,841,831.12/39,682.19
  6. Step 6: Final answer
    x = 16,829.76

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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.