Home / 13,234.14-18,263.13-7,645.14

Finding the Fourth Proportional to 13,234.14, 18,263.13 and 7,645.14

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Solution

The fourth proportional to 13,234.14, 18,263.13 and 7,645.14 is: 10,550.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,234.14 : 18,263.13 = 7,645.14 : x
  2. Step 2: Convert to fraction form
    13,234.14/18,263.13 = 7,645.14/x
  3. Step 3: Cross multiply
    13,234.14x = 18,263.13 × 7,645.14
  4. Step 4: Simplify right side
    13,234.14x = 139,624,185.69
  5. Step 5: Solve for x
    x = 139,624,185.69/13,234.14
  6. Step 6: Final answer
    x = 10,550.30

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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.