Home / 27,664.87-38,168.62-16,334.84

Finding the Fourth Proportional to 27,664.87, 38,168.62 and 16,334.84

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Solution

The fourth proportional to 27,664.87, 38,168.62 and 16,334.84 is: 22,536.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,664.87 : 38,168.62 = 16,334.84 : x
  2. Step 2: Convert to fraction form
    27,664.87/38,168.62 = 16,334.84/x
  3. Step 3: Cross multiply
    27,664.87x = 38,168.62 × 16,334.84
  4. Step 4: Simplify right side
    27,664.87x = 623,478,247.96
  5. Step 5: Solve for x
    x = 623,478,247.96/27,664.87
  6. Step 6: Final answer
    x = 22,536.82

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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.