Home / 13,267.94-18,309.18-7,299.23

Finding the Fourth Proportional to 13,267.94, 18,309.18 and 7,299.23

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Solution

The fourth proportional to 13,267.94, 18,309.18 and 7,299.23 is: 10,072.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,267.94 : 18,309.18 = 7,299.23 : x
  2. Step 2: Convert to fraction form
    13,267.94/18,309.18 = 7,299.23/x
  3. Step 3: Cross multiply
    13,267.94x = 18,309.18 × 7,299.23
  4. Step 4: Simplify right side
    13,267.94x = 133,642,915.93
  5. Step 5: Solve for x
    x = 133,642,915.93/13,267.94
  6. Step 6: Final answer
    x = 10,072.62

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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.