Home / 27,071.72-40,611.39-8,353.28

Finding the Fourth Proportional to 27,071.72, 40,611.39 and 8,353.28

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Solution

The fourth proportional to 27,071.72, 40,611.39 and 8,353.28 is: 12,531.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,071.72 : 40,611.39 = 8,353.28 : x
  2. Step 2: Convert to fraction form
    27,071.72/40,611.39 = 8,353.28/x
  3. Step 3: Cross multiply
    27,071.72x = 40,611.39 × 8,353.28
  4. Step 4: Simplify right side
    27,071.72x = 339,238,108.80
  5. Step 5: Solve for x
    x = 339,238,108.80/27,071.72
  6. Step 6: Final answer
    x = 12,531.09

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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.