Home / 21,612.33-29,825.19-12,052.84

Finding the Fourth Proportional to 21,612.33, 29,825.19 and 12,052.84

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Solution

The fourth proportional to 21,612.33, 29,825.19 and 12,052.84 is: 16,633.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,612.33 : 29,825.19 = 12,052.84 : x
  2. Step 2: Convert to fraction form
    21,612.33/29,825.19 = 12,052.84/x
  3. Step 3: Cross multiply
    21,612.33x = 29,825.19 × 12,052.84
  4. Step 4: Simplify right side
    21,612.33x = 359,478,033.65
  5. Step 5: Solve for x
    x = 359,478,033.65/21,612.33
  6. Step 6: Final answer
    x = 16,633.01

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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.