Home / 13,363.37-18,441.17-7,394.67

Finding the Fourth Proportional to 13,363.37, 18,441.17 and 7,394.67

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Solution

The fourth proportional to 13,363.37, 18,441.17 and 7,394.67 is: 10,204.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,363.37 : 18,441.17 = 7,394.67 : x
  2. Step 2: Convert to fraction form
    13,363.37/18,441.17 = 7,394.67/x
  3. Step 3: Cross multiply
    13,363.37x = 18,441.17 × 7,394.67
  4. Step 4: Simplify right side
    13,363.37x = 136,366,329.59
  5. Step 5: Solve for x
    x = 136,366,329.59/13,363.37
  6. Step 6: Final answer
    x = 10,204.49

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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.