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Finding the Fourth Proportional to 46,065.88, 69,100.64 and 19,752.60

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Solution

The fourth proportional to 46,065.88, 69,100.64 and 19,752.60 is: 29,629.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,065.88 : 69,100.64 = 19,752.60 : x
  2. Step 2: Convert to fraction form
    46,065.88/69,100.64 = 19,752.60/x
  3. Step 3: Cross multiply
    46,065.88x = 69,100.64 × 19,752.60
  4. Step 4: Simplify right side
    46,065.88x = 1,364,917,301.66
  5. Step 5: Solve for x
    x = 1,364,917,301.66/46,065.88
  6. Step 6: Final answer
    x = 29,629.68

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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.