Home / 21,674.32-29,908.33-14,874.18

Finding the Fourth Proportional to 21,674.32, 29,908.33 and 14,874.18

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Solution

The fourth proportional to 21,674.32, 29,908.33 and 14,874.18 is: 20,524.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,674.32 : 29,908.33 = 14,874.18 : x
  2. Step 2: Convert to fraction form
    21,674.32/29,908.33 = 14,874.18/x
  3. Step 3: Cross multiply
    21,674.32x = 29,908.33 × 14,874.18
  4. Step 4: Simplify right side
    21,674.32x = 444,861,883.92
  5. Step 5: Solve for x
    x = 444,861,883.92/21,674.32
  6. Step 6: Final answer
    x = 20,524.84

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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.