Home / 16,328.58-22,546.16-12,545.75

Finding the Fourth Proportional to 16,328.58, 22,546.16 and 12,545.75

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Solution

The fourth proportional to 16,328.58, 22,546.16 and 12,545.75 is: 17,322.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,328.58 : 22,546.16 = 12,545.75 : x
  2. Step 2: Convert to fraction form
    16,328.58/22,546.16 = 12,545.75/x
  3. Step 3: Cross multiply
    16,328.58x = 22,546.16 × 12,545.75
  4. Step 4: Simplify right side
    16,328.58x = 282,858,311.36
  5. Step 5: Solve for x
    x = 282,858,311.36/16,328.58
  6. Step 6: Final answer
    x = 17,322.90

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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.