Home / 13,496.26-18,625.21-7,529.09

Finding the Fourth Proportional to 13,496.26, 18,625.21 and 7,529.09

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Solution

The fourth proportional to 13,496.26, 18,625.21 and 7,529.09 is: 10,390.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,496.26 : 18,625.21 = 7,529.09 : x
  2. Step 2: Convert to fraction form
    13,496.26/18,625.21 = 7,529.09/x
  3. Step 3: Cross multiply
    13,496.26x = 18,625.21 × 7,529.09
  4. Step 4: Simplify right side
    13,496.26x = 140,230,844.71
  5. Step 5: Solve for x
    x = 140,230,844.71/13,496.26
  6. Step 6: Final answer
    x = 10,390.35

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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.