Home / 13,302.06-18,355.82-7,333.75

Finding the Fourth Proportional to 13,302.06, 18,355.82 and 7,333.75

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Solution

The fourth proportional to 13,302.06, 18,355.82 and 7,333.75 is: 10,120.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,302.06 : 18,355.82 = 7,333.75 : x
  2. Step 2: Convert to fraction form
    13,302.06/18,355.82 = 7,333.75/x
  3. Step 3: Cross multiply
    13,302.06x = 18,355.82 × 7,333.75
  4. Step 4: Simplify right side
    13,302.06x = 134,616,994.93
  5. Step 5: Solve for x
    x = 134,616,994.93/13,302.06
  6. Step 6: Final answer
    x = 10,120.01

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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.