Home / 17,766.40-26,650.08-8,410.84

Finding the Fourth Proportional to 17,766.40, 26,650.08 and 8,410.84

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Solution

The fourth proportional to 17,766.40, 26,650.08 and 8,410.84 is: 12,616.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,766.40 : 26,650.08 = 8,410.84 : x
  2. Step 2: Convert to fraction form
    17,766.40/26,650.08 = 8,410.84/x
  3. Step 3: Cross multiply
    17,766.40x = 26,650.08 × 8,410.84
  4. Step 4: Simplify right side
    17,766.40x = 224,149,558.87
  5. Step 5: Solve for x
    x = 224,149,558.87/17,766.40
  6. Step 6: Final answer
    x = 12,616.49

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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.