Home / 21,706.12-32,508.54-15,848.20

Finding the Fourth Proportional to 21,706.12, 32,508.54 and 15,848.20

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Solution

The fourth proportional to 21,706.12, 32,508.54 and 15,848.20 is: 23,735.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,706.12 : 32,508.54 = 15,848.20 : x
  2. Step 2: Convert to fraction form
    21,706.12/32,508.54 = 15,848.20/x
  3. Step 3: Cross multiply
    21,706.12x = 32,508.54 × 15,848.20
  4. Step 4: Simplify right side
    21,706.12x = 515,201,843.63
  5. Step 5: Solve for x
    x = 515,201,843.63/21,706.12
  6. Step 6: Final answer
    x = 23,735.33

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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.