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Finding the Fourth Proportional to 16,626.70, 24,903.60 and 8,826.40

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Solution

The fourth proportional to 16,626.70, 24,903.60 and 8,826.40 is: 13,220.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,626.70 : 24,903.60 = 8,826.40 : x
  2. Step 2: Convert to fraction form
    16,626.70/24,903.60 = 8,826.40/x
  3. Step 3: Cross multiply
    16,626.70x = 24,903.60 × 8,826.40
  4. Step 4: Simplify right side
    16,626.70x = 219,809,135.04
  5. Step 5: Solve for x
    x = 219,809,135.04/16,626.70
  6. Step 6: Final answer
    x = 13,220.25

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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.