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Finding the Fourth Proportional to 16,632.20, 23,354.20 and 16,632.20

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Solution

The fourth proportional to 16,632.20, 23,354.20 and 16,632.20 is: 23,354.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,632.20 : 23,354.20 = 16,632.20 : x
  2. Step 2: Convert to fraction form
    16,632.20/23,354.20 = 16,632.20/x
  3. Step 3: Cross multiply
    16,632.20x = 23,354.20 × 16,632.20
  4. Step 4: Simplify right side
    16,632.20x = 388,431,725.24
  5. Step 5: Solve for x
    x = 388,431,725.24/16,632.20
  6. Step 6: Final answer
    x = 23,354.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.