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Finding the Fourth Proportional to 47,093.74, 64,960.52 and 27,960.52

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Solution

The fourth proportional to 47,093.74, 64,960.52 and 27,960.52 is: 38,568.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,093.74 : 64,960.52 = 27,960.52 : x
  2. Step 2: Convert to fraction form
    47,093.74/64,960.52 = 27,960.52/x
  3. Step 3: Cross multiply
    47,093.74x = 64,960.52 × 27,960.52
  4. Step 4: Simplify right side
    47,093.74x = 1,816,329,918.67
  5. Step 5: Solve for x
    x = 1,816,329,918.67/47,093.74
  6. Step 6: Final answer
    x = 38,568.39

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Double scale
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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.