Home / 30,831.88-46,173.30-17,644.28

Finding the Fourth Proportional to 30,831.88, 46,173.30 and 17,644.28

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Solution

The fourth proportional to 30,831.88, 46,173.30 and 17,644.28 is: 26,423.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,831.88 : 46,173.30 = 17,644.28 : x
  2. Step 2: Convert to fraction form
    30,831.88/46,173.30 = 17,644.28/x
  3. Step 3: Cross multiply
    30,831.88x = 46,173.30 × 17,644.28
  4. Step 4: Simplify right side
    30,831.88x = 814,694,633.72
  5. Step 5: Solve for x
    x = 814,694,633.72/30,831.88
  6. Step 6: Final answer
    x = 26,423.77

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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.