Home / 13,014.37-19,525.20-5,228.65

Finding the Fourth Proportional to 13,014.37, 19,525.20 and 5,228.65

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Solution

The fourth proportional to 13,014.37, 19,525.20 and 5,228.65 is: 7,844.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,014.37 : 19,525.20 = 5,228.65 : x
  2. Step 2: Convert to fraction form
    13,014.37/19,525.20 = 5,228.65/x
  3. Step 3: Cross multiply
    13,014.37x = 19,525.20 × 5,228.65
  4. Step 4: Simplify right side
    13,014.37x = 102,090,313.21
  5. Step 5: Solve for x
    x = 102,090,313.21/13,014.37
  6. Step 6: Final answer
    x = 7,844.43

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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.