Home / 21,717.77-32,554.58-8,552.03

Finding the Fourth Proportional to 21,717.77, 32,554.58 and 8,552.03

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Solution

The fourth proportional to 21,717.77, 32,554.58 and 8,552.03 is: 12,819.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,717.77 : 32,554.58 = 8,552.03 : x
  2. Step 2: Convert to fraction form
    21,717.77/32,554.58 = 8,552.03/x
  3. Step 3: Cross multiply
    21,717.77x = 32,554.58 × 8,552.03
  4. Step 4: Simplify right side
    21,717.77x = 278,407,539.26
  5. Step 5: Solve for x
    x = 278,407,539.26/21,717.77
  6. Step 6: Final answer
    x = 12,819.35

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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.