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Finding the Fourth Proportional to 29,046.12, 40,107.12 and 23,669.28

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Solution

The fourth proportional to 29,046.12, 40,107.12 and 23,669.28 is: 32,682.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,046.12 : 40,107.12 = 23,669.28 : x
  2. Step 2: Convert to fraction form
    29,046.12/40,107.12 = 23,669.28/x
  3. Step 3: Cross multiply
    29,046.12x = 40,107.12 × 23,669.28
  4. Step 4: Simplify right side
    29,046.12x = 949,306,653.27
  5. Step 5: Solve for x
    x = 949,306,653.27/29,046.12
  6. Step 6: Final answer
    x = 32,682.74

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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.