Home / 16,794.16-23,170.52-10,815.28

Finding the Fourth Proportional to 16,794.16, 23,170.52 and 10,815.28

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Solution

The fourth proportional to 16,794.16, 23,170.52 and 10,815.28 is: 14,921.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,794.16 : 23,170.52 = 10,815.28 : x
  2. Step 2: Convert to fraction form
    16,794.16/23,170.52 = 10,815.28/x
  3. Step 3: Cross multiply
    16,794.16x = 23,170.52 × 10,815.28
  4. Step 4: Simplify right side
    16,794.16x = 250,595,661.55
  5. Step 5: Solve for x
    x = 250,595,661.55/16,794.16
  6. Step 6: Final answer
    x = 14,921.60

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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.