Home / 13,230.94-18,258.66-7,262.50

Finding the Fourth Proportional to 13,230.94, 18,258.66 and 7,262.50

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Solution

The fourth proportional to 13,230.94, 18,258.66 and 7,262.50 is: 10,022.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,230.94 : 18,258.66 = 7,262.50 : x
  2. Step 2: Convert to fraction form
    13,230.94/18,258.66 = 7,262.50/x
  3. Step 3: Cross multiply
    13,230.94x = 18,258.66 × 7,262.50
  4. Step 4: Simplify right side
    13,230.94x = 132,603,518.25
  5. Step 5: Solve for x
    x = 132,603,518.25/13,230.94
  6. Step 6: Final answer
    x = 10,022.23

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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.