Home / 13,334.52-18,401.54-7,366.44

Finding the Fourth Proportional to 13,334.52, 18,401.54 and 7,366.44

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Solution

The fourth proportional to 13,334.52, 18,401.54 and 7,366.44 is: 10,165.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,334.52 : 18,401.54 = 7,366.44 : x
  2. Step 2: Convert to fraction form
    13,334.52/18,401.54 = 7,366.44/x
  3. Step 3: Cross multiply
    13,334.52x = 18,401.54 × 7,366.44
  4. Step 4: Simplify right side
    13,334.52x = 135,553,803.49
  5. Step 5: Solve for x
    x = 135,553,803.49/13,334.52
  6. Step 6: Final answer
    x = 10,165.63

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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.