Home / 21,927.60-32,867.10-12,073.95

Finding the Fourth Proportional to 21,927.60, 32,867.10 and 12,073.95

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Solution

The fourth proportional to 21,927.60, 32,867.10 and 12,073.95 is: 18,097.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,927.60 : 32,867.10 = 12,073.95 : x
  2. Step 2: Convert to fraction form
    21,927.60/32,867.10 = 12,073.95/x
  3. Step 3: Cross multiply
    21,927.60x = 32,867.10 × 12,073.95
  4. Step 4: Simplify right side
    21,927.60x = 396,835,722.05
  5. Step 5: Solve for x
    x = 396,835,722.05/21,927.60
  6. Step 6: Final answer
    x = 18,097.54

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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.