Home / 25,833.94-38,714.81-13,962.12

Finding the Fourth Proportional to 25,833.94, 38,714.81 and 13,962.12

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Solution

The fourth proportional to 25,833.94, 38,714.81 and 13,962.12 is: 20,923.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,833.94 : 38,714.81 = 13,962.12 : x
  2. Step 2: Convert to fraction form
    25,833.94/38,714.81 = 13,962.12/x
  3. Step 3: Cross multiply
    25,833.94x = 38,714.81 × 13,962.12
  4. Step 4: Simplify right side
    25,833.94x = 540,540,608.01
  5. Step 5: Solve for x
    x = 540,540,608.01/25,833.94
  6. Step 6: Final answer
    x = 20,923.66

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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.