Home / 47,906.20-66,109.26-26,684.20

Finding the Fourth Proportional to 47,906.20, 66,109.26 and 26,684.20

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Solution

The fourth proportional to 47,906.20, 66,109.26 and 26,684.20 is: 36,823.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,906.20 : 66,109.26 = 26,684.20 : x
  2. Step 2: Convert to fraction form
    47,906.20/66,109.26 = 26,684.20/x
  3. Step 3: Cross multiply
    47,906.20x = 66,109.26 × 26,684.20
  4. Step 4: Simplify right side
    47,906.20x = 1,764,072,715.69
  5. Step 5: Solve for x
    x = 1,764,072,715.69/47,906.20
  6. Step 6: Final answer
    x = 36,823.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.