Home / 13,282.67-18,329.94-7,314.27

Finding the Fourth Proportional to 13,282.67, 18,329.94 and 7,314.27

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Solution

The fourth proportional to 13,282.67, 18,329.94 and 7,314.27 is: 10,093.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,282.67 : 18,329.94 = 7,314.27 : x
  2. Step 2: Convert to fraction form
    13,282.67/18,329.94 = 7,314.27/x
  3. Step 3: Cross multiply
    13,282.67x = 18,329.94 × 7,314.27
  4. Step 4: Simplify right side
    13,282.67x = 134,070,130.24
  5. Step 5: Solve for x
    x = 134,070,130.24/13,282.67
  6. Step 6: Final answer
    x = 10,093.62

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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.