Home / 10,494.09-15,745.32-10,328.22

Finding the Fourth Proportional to 10,494.09, 15,745.32 and 10,328.22

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Solution

The fourth proportional to 10,494.09, 15,745.32 and 10,328.22 is: 15,496.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,494.09 : 15,745.32 = 10,328.22 : x
  2. Step 2: Convert to fraction form
    10,494.09/15,745.32 = 10,328.22/x
  3. Step 3: Cross multiply
    10,494.09x = 15,745.32 × 10,328.22
  4. Step 4: Simplify right side
    10,494.09x = 162,621,128.93
  5. Step 5: Solve for x
    x = 162,621,128.93/10,494.09
  6. Step 6: Final answer
    x = 15,496.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.