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Finding the Fourth Proportional to 29,522.68, 40,745.64 and 19,449.52

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Solution

The fourth proportional to 29,522.68, 40,745.64 and 19,449.52 is: 26,843.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,522.68 : 40,745.64 = 19,449.52 : x
  2. Step 2: Convert to fraction form
    29,522.68/40,745.64 = 19,449.52/x
  3. Step 3: Cross multiply
    29,522.68x = 40,745.64 × 19,449.52
  4. Step 4: Simplify right side
    29,522.68x = 792,483,140.09
  5. Step 5: Solve for x
    x = 792,483,140.09/29,522.68
  6. Step 6: Final answer
    x = 26,843.20

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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.