Home / 27,640.20-41,465.70-10,997.40

Finding the Fourth Proportional to 27,640.20, 41,465.70 and 10,997.40

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Solution

The fourth proportional to 27,640.20, 41,465.70 and 10,997.40 is: 16,498.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,640.20 : 41,465.70 = 10,997.40 : x
  2. Step 2: Convert to fraction form
    27,640.20/41,465.70 = 10,997.40/x
  3. Step 3: Cross multiply
    27,640.20x = 41,465.70 × 10,997.40
  4. Step 4: Simplify right side
    27,640.20x = 456,014,889.18
  5. Step 5: Solve for x
    x = 456,014,889.18/27,640.20
  6. Step 6: Final answer
    x = 16,498.25

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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.