Home / 27,270.86-40,889.54-10,611.50

Finding the Fourth Proportional to 27,270.86, 40,889.54 and 10,611.50

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Solution

The fourth proportional to 27,270.86, 40,889.54 and 10,611.50 is: 15,910.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,270.86 : 40,889.54 = 10,611.50 : x
  2. Step 2: Convert to fraction form
    27,270.86/40,889.54 = 10,611.50/x
  3. Step 3: Cross multiply
    27,270.86x = 40,889.54 × 10,611.50
  4. Step 4: Simplify right side
    27,270.86x = 433,899,353.71
  5. Step 5: Solve for x
    x = 433,899,353.71/27,270.86
  6. Step 6: Final answer
    x = 15,910.73

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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.