Home / 26,935.98-40,410.09-8,217.69

Finding the Fourth Proportional to 26,935.98, 40,410.09 and 8,217.69

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Solution

The fourth proportional to 26,935.98, 40,410.09 and 8,217.69 is: 12,328.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,935.98 : 40,410.09 = 8,217.69 : x
  2. Step 2: Convert to fraction form
    26,935.98/40,410.09 = 8,217.69/x
  3. Step 3: Cross multiply
    26,935.98x = 40,410.09 × 8,217.69
  4. Step 4: Simplify right side
    26,935.98x = 332,077,592.49
  5. Step 5: Solve for x
    x = 332,077,592.49/26,935.98
  6. Step 6: Final answer
    x = 12,328.40

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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.