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Finding the Fourth Proportional to 16,043.20, 23,933.60 and 16,043.20

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Solution

The fourth proportional to 16,043.20, 23,933.60 and 16,043.20 is: 23,933.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,043.20 : 23,933.60 = 16,043.20 : x
  2. Step 2: Convert to fraction form
    16,043.20/23,933.60 = 16,043.20/x
  3. Step 3: Cross multiply
    16,043.20x = 23,933.60 × 16,043.20
  4. Step 4: Simplify right side
    16,043.20x = 383,971,531.52
  5. Step 5: Solve for x
    x = 383,971,531.52/16,043.20
  6. Step 6: Final answer
    x = 23,933.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.