Home / 12,104.73-18,157.08-3,339.63

Finding the Fourth Proportional to 12,104.73, 18,157.08 and 3,339.63

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Solution

The fourth proportional to 12,104.73, 18,157.08 and 3,339.63 is: 5,009.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,104.73 : 18,157.08 = 3,339.63 : x
  2. Step 2: Convert to fraction form
    12,104.73/18,157.08 = 3,339.63/x
  3. Step 3: Cross multiply
    12,104.73x = 18,157.08 × 3,339.63
  4. Step 4: Simplify right side
    12,104.73x = 60,637,929.08
  5. Step 5: Solve for x
    x = 60,637,929.08/12,104.73
  6. Step 6: Final answer
    x = 5,009.44

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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.