Home / 21,654.27-32,479.26-14,679.09

Finding the Fourth Proportional to 21,654.27, 32,479.26 and 14,679.09

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Solution

The fourth proportional to 21,654.27, 32,479.26 and 14,679.09 is: 22,017.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,654.27 : 32,479.26 = 14,679.09 : x
  2. Step 2: Convert to fraction form
    21,654.27/32,479.26 = 14,679.09/x
  3. Step 3: Cross multiply
    21,654.27x = 32,479.26 × 14,679.09
  4. Step 4: Simplify right side
    21,654.27x = 476,765,980.67
  5. Step 5: Solve for x
    x = 476,765,980.67/21,654.27
  6. Step 6: Final answer
    x = 22,017.18

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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.