Home / 13,249.04-18,284.10-7,281.26

Finding the Fourth Proportional to 13,249.04, 18,284.10 and 7,281.26

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Solution

The fourth proportional to 13,249.04, 18,284.10 and 7,281.26 is: 10,048.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,249.04 : 18,284.10 = 7,281.26 : x
  2. Step 2: Convert to fraction form
    13,249.04/18,284.10 = 7,281.26/x
  3. Step 3: Cross multiply
    13,249.04x = 18,284.10 × 7,281.26
  4. Step 4: Simplify right side
    13,249.04x = 133,131,285.97
  5. Step 5: Solve for x
    x = 133,131,285.97/13,249.04
  6. Step 6: Final answer
    x = 10,048.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.