Home / 12,593.32-18,873.54-5,189.32

Finding the Fourth Proportional to 12,593.32, 18,873.54 and 5,189.32

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Solution

The fourth proportional to 12,593.32, 18,873.54 and 5,189.32 is: 7,777.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,593.32 : 18,873.54 = 5,189.32 : x
  2. Step 2: Convert to fraction form
    12,593.32/18,873.54 = 5,189.32/x
  3. Step 3: Cross multiply
    12,593.32x = 18,873.54 × 5,189.32
  4. Step 4: Simplify right side
    12,593.32x = 97,940,838.59
  5. Step 5: Solve for x
    x = 97,940,838.59/12,593.32
  6. Step 6: Final answer
    x = 7,777.21

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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.