Home / 16,815.57-23,200.26-9,546.45

Finding the Fourth Proportional to 16,815.57, 23,200.26 and 9,546.45

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Solution

The fourth proportional to 16,815.57, 23,200.26 and 9,546.45 is: 13,171.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,815.57 : 23,200.26 = 9,546.45 : x
  2. Step 2: Convert to fraction form
    16,815.57/23,200.26 = 9,546.45/x
  3. Step 3: Cross multiply
    16,815.57x = 23,200.26 × 9,546.45
  4. Step 4: Simplify right side
    16,815.57x = 221,480,122.08
  5. Step 5: Solve for x
    x = 221,480,122.08/16,815.57
  6. Step 6: Final answer
    x = 13,171.13

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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.