Home / 16,622.16-22,923.18-12,383.64

Finding the Fourth Proportional to 16,622.16, 22,923.18 and 12,383.64

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Solution

The fourth proportional to 16,622.16, 22,923.18 and 12,383.64 is: 17,077.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,622.16 : 22,923.18 = 12,383.64 : x
  2. Step 2: Convert to fraction form
    16,622.16/22,923.18 = 12,383.64/x
  3. Step 3: Cross multiply
    16,622.16x = 22,923.18 × 12,383.64
  4. Step 4: Simplify right side
    16,622.16x = 283,872,408.78
  5. Step 5: Solve for x
    x = 283,872,408.78/16,622.16
  6. Step 6: Final answer
    x = 17,077.95

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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.