Home / 13,326.37-19,989.62-5,535.19

Finding the Fourth Proportional to 13,326.37, 19,989.62 and 5,535.19

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Solution

The fourth proportional to 13,326.37, 19,989.62 and 5,535.19 is: 8,302.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,326.37 : 19,989.62 = 5,535.19 : x
  2. Step 2: Convert to fraction form
    13,326.37/19,989.62 = 5,535.19/x
  3. Step 3: Cross multiply
    13,326.37x = 19,989.62 × 5,535.19
  4. Step 4: Simplify right side
    13,326.37x = 110,646,217.10
  5. Step 5: Solve for x
    x = 110,646,217.10/13,326.37
  6. Step 6: Final answer
    x = 8,302.81

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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.