Home / 21,633.18-32,449.68-8,476.26

Finding the Fourth Proportional to 21,633.18, 32,449.68 and 8,476.26

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Solution

The fourth proportional to 21,633.18, 32,449.68 and 8,476.26 is: 12,714.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,633.18 : 32,449.68 = 8,476.26 : x
  2. Step 2: Convert to fraction form
    21,633.18/32,449.68 = 8,476.26/x
  3. Step 3: Cross multiply
    21,633.18x = 32,449.68 × 8,476.26
  4. Step 4: Simplify right side
    21,633.18x = 275,051,924.60
  5. Step 5: Solve for x
    x = 275,051,924.60/21,633.18
  6. Step 6: Final answer
    x = 12,714.35

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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.