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Finding the Fourth Proportional to 32,451.81, 48,660.35 and 9,958.53

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Solution

The fourth proportional to 32,451.81, 48,660.35 and 9,958.53 is: 14,932.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,451.81 : 48,660.35 = 9,958.53 : x
  2. Step 2: Convert to fraction form
    32,451.81/48,660.35 = 9,958.53/x
  3. Step 3: Cross multiply
    32,451.81x = 48,660.35 × 9,958.53
  4. Step 4: Simplify right side
    32,451.81x = 484,585,505.49
  5. Step 5: Solve for x
    x = 484,585,505.49/32,451.81
  6. Step 6: Final answer
    x = 14,932.46

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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.