Home / 13,496.89-18,625.29-7,364.37

Finding the Fourth Proportional to 13,496.89, 18,625.29 and 7,364.37

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Solution

The fourth proportional to 13,496.89, 18,625.29 and 7,364.37 is: 10,162.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,496.89 : 18,625.29 = 7,364.37 : x
  2. Step 2: Convert to fraction form
    13,496.89/18,625.29 = 7,364.37/x
  3. Step 3: Cross multiply
    13,496.89x = 18,625.29 × 7,364.37
  4. Step 4: Simplify right side
    13,496.89x = 137,163,526.92
  5. Step 5: Solve for x
    x = 137,163,526.92/13,496.89
  6. Step 6: Final answer
    x = 10,162.60

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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.