Home / 16,465.28-22,722.24-9,392.12

Finding the Fourth Proportional to 16,465.28, 22,722.24 and 9,392.12

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Solution

The fourth proportional to 16,465.28, 22,722.24 and 9,392.12 is: 12,961.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,465.28 : 22,722.24 = 9,392.12 : x
  2. Step 2: Convert to fraction form
    16,465.28/22,722.24 = 9,392.12/x
  3. Step 3: Cross multiply
    16,465.28x = 22,722.24 × 9,392.12
  4. Step 4: Simplify right side
    16,465.28x = 213,410,004.75
  5. Step 5: Solve for x
    x = 213,410,004.75/16,465.28
  6. Step 6: Final answer
    x = 12,961.21

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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.