Home / 30,313.67-41,831.24-16,701.28

Finding the Fourth Proportional to 30,313.67, 41,831.24 and 16,701.28

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Solution

The fourth proportional to 30,313.67, 41,831.24 and 16,701.28 is: 23,046.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,313.67 : 41,831.24 = 16,701.28 : x
  2. Step 2: Convert to fraction form
    30,313.67/41,831.24 = 16,701.28/x
  3. Step 3: Cross multiply
    30,313.67x = 41,831.24 × 16,701.28
  4. Step 4: Simplify right side
    30,313.67x = 698,635,063.90
  5. Step 5: Solve for x
    x = 698,635,063.90/30,313.67
  6. Step 6: Final answer
    x = 23,046.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.