Home / 16,334.30-22,546.41-12,983.06

Finding the Fourth Proportional to 16,334.30, 22,546.41 and 12,983.06

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Solution

The fourth proportional to 16,334.30, 22,546.41 and 12,983.06 is: 17,920.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,334.30 : 22,546.41 = 12,983.06 : x
  2. Step 2: Convert to fraction form
    16,334.30/22,546.41 = 12,983.06/x
  3. Step 3: Cross multiply
    16,334.30x = 22,546.41 × 12,983.06
  4. Step 4: Simplify right side
    16,334.30x = 292,721,393.81
  5. Step 5: Solve for x
    x = 292,721,393.81/16,334.30
  6. Step 6: Final answer
    x = 17,920.66

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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.