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Finding the Fourth Proportional to 46,305.91, 69,469.39 and 19,652.87

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Solution

The fourth proportional to 46,305.91, 69,469.39 and 19,652.87 is: 29,483.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,305.91 : 69,469.39 = 19,652.87 : x
  2. Step 2: Convert to fraction form
    46,305.91/69,469.39 = 19,652.87/x
  3. Step 3: Cross multiply
    46,305.91x = 69,469.39 × 19,652.87
  4. Step 4: Simplify right side
    46,305.91x = 1,365,273,088.89
  5. Step 5: Solve for x
    x = 1,365,273,088.89/46,305.91
  6. Step 6: Final answer
    x = 29,483.78

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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.