Home / 21,716.91-32,575.37-13,974.93

Finding the Fourth Proportional to 21,716.91, 32,575.37 and 13,974.93

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Solution

The fourth proportional to 21,716.91, 32,575.37 and 13,974.93 is: 20,962.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,716.91 : 32,575.37 = 13,974.93 : x
  2. Step 2: Convert to fraction form
    21,716.91/32,575.37 = 13,974.93/x
  3. Step 3: Cross multiply
    21,716.91x = 32,575.37 × 13,974.93
  4. Step 4: Simplify right side
    21,716.91x = 455,238,445.60
  5. Step 5: Solve for x
    x = 455,238,445.60/21,716.91
  6. Step 6: Final answer
    x = 20,962.40

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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.