Home / 32,439.20-44,766.42-19,018.40

Finding the Fourth Proportional to 32,439.20, 44,766.42 and 19,018.40

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Solution

The fourth proportional to 32,439.20, 44,766.42 and 19,018.40 is: 26,245.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,439.20 : 44,766.42 = 19,018.40 : x
  2. Step 2: Convert to fraction form
    32,439.20/44,766.42 = 19,018.40/x
  3. Step 3: Cross multiply
    32,439.20x = 44,766.42 × 19,018.40
  4. Step 4: Simplify right side
    32,439.20x = 851,385,682.13
  5. Step 5: Solve for x
    x = 851,385,682.13/32,439.20
  6. Step 6: Final answer
    x = 26,245.58

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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.