Home / 13,004.86-19,507.29-3,144.14

Finding the Fourth Proportional to 13,004.86, 19,507.29 and 3,144.14

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Solution

The fourth proportional to 13,004.86, 19,507.29 and 3,144.14 is: 4,716.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,004.86 : 19,507.29 = 3,144.14 : x
  2. Step 2: Convert to fraction form
    13,004.86/19,507.29 = 3,144.14/x
  3. Step 3: Cross multiply
    13,004.86x = 19,507.29 × 3,144.14
  4. Step 4: Simplify right side
    13,004.86x = 61,333,553.24
  5. Step 5: Solve for x
    x = 61,333,553.24/13,004.86
  6. Step 6: Final answer
    x = 4,716.20

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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.