Home / 16,895.80-25,343.70-11,258.20

Finding the Fourth Proportional to 16,895.80, 25,343.70 and 11,258.20

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Solution

The fourth proportional to 16,895.80, 25,343.70 and 11,258.20 is: 16,887.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,895.80 : 25,343.70 = 11,258.20 : x
  2. Step 2: Convert to fraction form
    16,895.80/25,343.70 = 11,258.20/x
  3. Step 3: Cross multiply
    16,895.80x = 25,343.70 × 11,258.20
  4. Step 4: Simplify right side
    16,895.80x = 285,324,443.34
  5. Step 5: Solve for x
    x = 285,324,443.34/16,895.80
  6. Step 6: Final answer
    x = 16,887.30

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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.