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Finding the Fourth Proportional to 34,673.44, 47,845.86 and 19,564.72

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Solution

The fourth proportional to 34,673.44, 47,845.86 and 19,564.72 is: 26,997.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,673.44 : 47,845.86 = 19,564.72 : x
  2. Step 2: Convert to fraction form
    34,673.44/47,845.86 = 19,564.72/x
  3. Step 3: Cross multiply
    34,673.44x = 47,845.86 × 19,564.72
  4. Step 4: Simplify right side
    34,673.44x = 936,090,854.06
  5. Step 5: Solve for x
    x = 936,090,854.06/34,673.44
  6. Step 6: Final answer
    x = 26,997.35

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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.