Home / 12,409.19-18,588.77-5,736.27

Finding the Fourth Proportional to 12,409.19, 18,588.77 and 5,736.27

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Solution

The fourth proportional to 12,409.19, 18,588.77 and 5,736.27 is: 8,592.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,409.19 : 18,588.77 = 5,736.27 : x
  2. Step 2: Convert to fraction form
    12,409.19/18,588.77 = 5,736.27/x
  3. Step 3: Cross multiply
    12,409.19x = 18,588.77 × 5,736.27
  4. Step 4: Simplify right side
    12,409.19x = 106,630,203.69
  5. Step 5: Solve for x
    x = 106,630,203.69/12,409.19
  6. Step 6: Final answer
    x = 8,592.84

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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.