Home / 32,419.28-48,490.68-19,908.56

Finding the Fourth Proportional to 32,419.28, 48,490.68 and 19,908.56

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Solution

The fourth proportional to 32,419.28, 48,490.68 and 19,908.56 is: 29,777.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,419.28 : 48,490.68 = 19,908.56 : x
  2. Step 2: Convert to fraction form
    32,419.28/48,490.68 = 19,908.56/x
  3. Step 3: Cross multiply
    32,419.28x = 48,490.68 × 19,908.56
  4. Step 4: Simplify right side
    32,419.28x = 965,379,612.22
  5. Step 5: Solve for x
    x = 965,379,612.22/32,419.28
  6. Step 6: Final answer
    x = 29,777.95

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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.