Home / 29,334.96-40,467.32-18,561.71

Finding the Fourth Proportional to 29,334.96, 40,467.32 and 18,561.71

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Solution

The fourth proportional to 29,334.96, 40,467.32 and 18,561.71 is: 25,605.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,334.96 : 40,467.32 = 18,561.71 : x
  2. Step 2: Convert to fraction form
    29,334.96/40,467.32 = 18,561.71/x
  3. Step 3: Cross multiply
    29,334.96x = 40,467.32 × 18,561.71
  4. Step 4: Simplify right side
    29,334.96x = 751,142,560.86
  5. Step 5: Solve for x
    x = 751,142,560.86/29,334.96
  6. Step 6: Final answer
    x = 25,605.71

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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.