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Finding the Fourth Proportional to 24,335.79, 33,583.43 and 13,157.79

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Solution

The fourth proportional to 24,335.79, 33,583.43 and 13,157.79 is: 18,157.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,335.79 : 33,583.43 = 13,157.79 : x
  2. Step 2: Convert to fraction form
    24,335.79/33,583.43 = 13,157.79/x
  3. Step 3: Cross multiply
    24,335.79x = 33,583.43 × 13,157.79
  4. Step 4: Simplify right side
    24,335.79x = 441,883,719.42
  5. Step 5: Solve for x
    x = 441,883,719.42/24,335.79
  6. Step 6: Final answer
    x = 18,157.77

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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.