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Finding the Fourth Proportional to 34,753.37, 47,962.62 and 19,648.71

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Solution

The fourth proportional to 34,753.37, 47,962.62 and 19,648.71 is: 27,116.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,753.37 : 47,962.62 = 19,648.71 : x
  2. Step 2: Convert to fraction form
    34,753.37/47,962.62 = 19,648.71/x
  3. Step 3: Cross multiply
    34,753.37x = 47,962.62 × 19,648.71
  4. Step 4: Simplify right side
    34,753.37x = 942,403,785.93
  5. Step 5: Solve for x
    x = 942,403,785.93/34,753.37
  6. Step 6: Final answer
    x = 27,116.91

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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.