Home / 32,660.58-49,019.31-18,648.66

Finding the Fourth Proportional to 32,660.58, 49,019.31 and 18,648.66

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Solution

The fourth proportional to 32,660.58, 49,019.31 and 18,648.66 is: 27,989.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,660.58 : 49,019.31 = 18,648.66 : x
  2. Step 2: Convert to fraction form
    32,660.58/49,019.31 = 18,648.66/x
  3. Step 3: Cross multiply
    32,660.58x = 49,019.31 × 18,648.66
  4. Step 4: Simplify right side
    32,660.58x = 914,144,445.62
  5. Step 5: Solve for x
    x = 914,144,445.62/32,660.58
  6. Step 6: Final answer
    x = 27,989.23

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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.