Home / 29,336.72-40,479-17,410.64

Finding the Fourth Proportional to 29,336.72, 40,479 and 17,410.64

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Solution

The fourth proportional to 29,336.72, 40,479 and 17,410.64 is: 24,023.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,336.72 : 40,479 = 17,410.64 : x
  2. Step 2: Convert to fraction form
    29,336.72/40,479 = 17,410.64/x
  3. Step 3: Cross multiply
    29,336.72x = 40,479 × 17,410.64
  4. Step 4: Simplify right side
    29,336.72x = 704,765,296.56
  5. Step 5: Solve for x
    x = 704,765,296.56/29,336.72
  6. Step 6: Final answer
    x = 24,023.32

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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.