Home / 13,080.54-19,620.77-3,592.87

Finding the Fourth Proportional to 13,080.54, 19,620.77 and 3,592.87

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Solution

The fourth proportional to 13,080.54, 19,620.77 and 3,592.87 is: 5,389.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,080.54 : 19,620.77 = 3,592.87 : x
  2. Step 2: Convert to fraction form
    13,080.54/19,620.77 = 3,592.87/x
  3. Step 3: Cross multiply
    13,080.54x = 19,620.77 × 3,592.87
  4. Step 4: Simplify right side
    13,080.54x = 70,494,822.37
  5. Step 5: Solve for x
    x = 70,494,822.37/13,080.54
  6. Step 6: Final answer
    x = 5,389.29

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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.