Home / 39,221.17-58,831.24-9,639.27

Finding the Fourth Proportional to 39,221.17, 58,831.24 and 9,639.27

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Solution

The fourth proportional to 39,221.17, 58,831.24 and 9,639.27 is: 14,458.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,221.17 : 58,831.24 = 9,639.27 : x
  2. Step 2: Convert to fraction form
    39,221.17/58,831.24 = 9,639.27/x
  3. Step 3: Cross multiply
    39,221.17x = 58,831.24 × 9,639.27
  4. Step 4: Simplify right side
    39,221.17x = 567,090,206.79
  5. Step 5: Solve for x
    x = 567,090,206.79/39,221.17
  6. Step 6: Final answer
    x = 14,458.78

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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.