Home / 43,086.32-64,612.92-16,787.60

Finding the Fourth Proportional to 43,086.32, 64,612.92 and 16,787.60

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Solution

The fourth proportional to 43,086.32, 64,612.92 and 16,787.60 is: 25,174.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,086.32 : 64,612.92 = 16,787.60 : x
  2. Step 2: Convert to fraction form
    43,086.32/64,612.92 = 16,787.60/x
  3. Step 3: Cross multiply
    43,086.32x = 64,612.92 × 16,787.60
  4. Step 4: Simplify right side
    43,086.32x = 1,084,695,855.79
  5. Step 5: Solve for x
    x = 1,084,695,855.79/43,086.32
  6. Step 6: Final answer
    x = 25,174.95

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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.