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Finding the Fourth Proportional to 16,584.40, 24,876.60 and 16,469.20

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Solution

The fourth proportional to 16,584.40, 24,876.60 and 16,469.20 is: 24,703.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,584.40 : 24,876.60 = 16,469.20 : x
  2. Step 2: Convert to fraction form
    16,584.40/24,876.60 = 16,469.20/x
  3. Step 3: Cross multiply
    16,584.40x = 24,876.60 × 16,469.20
  4. Step 4: Simplify right side
    16,584.40x = 409,697,700.72
  5. Step 5: Solve for x
    x = 409,697,700.72/16,584.40
  6. Step 6: Final answer
    x = 24,703.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.