Home / 17,220.70-25,831.41-5,533.92

Finding the Fourth Proportional to 17,220.70, 25,831.41 and 5,533.92

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Solution

The fourth proportional to 17,220.70, 25,831.41 and 5,533.92 is: 8,300.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,220.70 : 25,831.41 = 5,533.92 : x
  2. Step 2: Convert to fraction form
    17,220.70/25,831.41 = 5,533.92/x
  3. Step 3: Cross multiply
    17,220.70x = 25,831.41 × 5,533.92
  4. Step 4: Simplify right side
    17,220.70x = 142,948,935.68
  5. Step 5: Solve for x
    x = 142,948,935.68/17,220.70
  6. Step 6: Final answer
    x = 8,300.99

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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.