Home / 30,188.12-41,664.57-17,612.84

Finding the Fourth Proportional to 30,188.12, 41,664.57 and 17,612.84

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Solution

The fourth proportional to 30,188.12, 41,664.57 and 17,612.84 is: 24,308.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,188.12 : 41,664.57 = 17,612.84 : x
  2. Step 2: Convert to fraction form
    30,188.12/41,664.57 = 17,612.84/x
  3. Step 3: Cross multiply
    30,188.12x = 41,664.57 × 17,612.84
  4. Step 4: Simplify right side
    30,188.12x = 733,831,405.08
  5. Step 5: Solve for x
    x = 733,831,405.08/30,188.12
  6. Step 6: Final answer
    x = 24,308.62

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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.