Home / 26,087.46-39,122.99-8,553.20

Finding the Fourth Proportional to 26,087.46, 39,122.99 and 8,553.20

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Solution

The fourth proportional to 26,087.46, 39,122.99 and 8,553.20 is: 12,827.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,087.46 : 39,122.99 = 8,553.20 : x
  2. Step 2: Convert to fraction form
    26,087.46/39,122.99 = 8,553.20/x
  3. Step 3: Cross multiply
    26,087.46x = 39,122.99 × 8,553.20
  4. Step 4: Simplify right side
    26,087.46x = 334,626,519.69
  5. Step 5: Solve for x
    x = 334,626,519.69/26,087.46
  6. Step 6: Final answer
    x = 12,827.10

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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.