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Finding the Fourth Proportional to 24,419.79, 36,629.76 and 6,889.62

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Solution

The fourth proportional to 24,419.79, 36,629.76 and 6,889.62 is: 10,334.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,419.79 : 36,629.76 = 6,889.62 : x
  2. Step 2: Convert to fraction form
    24,419.79/36,629.76 = 6,889.62/x
  3. Step 3: Cross multiply
    24,419.79x = 36,629.76 × 6,889.62
  4. Step 4: Simplify right side
    24,419.79x = 252,365,127.09
  5. Step 5: Solve for x
    x = 252,365,127.09/24,419.79
  6. Step 6: Final answer
    x = 10,334.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.