Home / 13,334.22-18,402.30-7,366.41

Finding the Fourth Proportional to 13,334.22, 18,402.30 and 7,366.41

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Solution

The fourth proportional to 13,334.22, 18,402.30 and 7,366.41 is: 10,166.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,334.22 : 18,402.30 = 7,366.41 : x
  2. Step 2: Convert to fraction form
    13,334.22/18,402.30 = 7,366.41/x
  3. Step 3: Cross multiply
    13,334.22x = 18,402.30 × 7,366.41
  4. Step 4: Simplify right side
    13,334.22x = 135,558,886.74
  5. Step 5: Solve for x
    x = 135,558,886.74/13,334.22
  6. Step 6: Final answer
    x = 10,166.24

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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.