Home / 31,018.16-46,546.38-14,375.09

Finding the Fourth Proportional to 31,018.16, 46,546.38 and 14,375.09

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Solution

The fourth proportional to 31,018.16, 46,546.38 and 14,375.09 is: 21,571.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,018.16 : 46,546.38 = 14,375.09 : x
  2. Step 2: Convert to fraction form
    31,018.16/46,546.38 = 14,375.09/x
  3. Step 3: Cross multiply
    31,018.16x = 46,546.38 × 14,375.09
  4. Step 4: Simplify right side
    31,018.16x = 669,108,518.04
  5. Step 5: Solve for x
    x = 669,108,518.04/31,018.16
  6. Step 6: Final answer
    x = 21,571.51

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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.