Home / 13,233.94-18,263.68-7,644.94

Finding the Fourth Proportional to 13,233.94, 18,263.68 and 7,644.94

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Solution

The fourth proportional to 13,233.94, 18,263.68 and 7,644.94 is: 10,550.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,233.94 : 18,263.68 = 7,644.94 : x
  2. Step 2: Convert to fraction form
    13,233.94/18,263.68 = 7,644.94/x
  3. Step 3: Cross multiply
    13,233.94x = 18,263.68 × 7,644.94
  4. Step 4: Simplify right side
    13,233.94x = 139,624,673.01
  5. Step 5: Solve for x
    x = 139,624,673.01/13,233.94
  6. Step 6: Final answer
    x = 10,550.50

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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.