Home / 26,466.40-39,704.46-8,936.92

Finding the Fourth Proportional to 26,466.40, 39,704.46 and 8,936.92

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Solution

The fourth proportional to 26,466.40, 39,704.46 and 8,936.92 is: 13,407.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,466.40 : 39,704.46 = 8,936.92 : x
  2. Step 2: Convert to fraction form
    26,466.40/39,704.46 = 8,936.92/x
  3. Step 3: Cross multiply
    26,466.40x = 39,704.46 × 8,936.92
  4. Step 4: Simplify right side
    26,466.40x = 354,835,582.66
  5. Step 5: Solve for x
    x = 354,835,582.66/26,466.40
  6. Step 6: Final answer
    x = 13,407.02

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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.