Home / 35,745.08-49,334.16-19,834.68

Finding the Fourth Proportional to 35,745.08, 49,334.16 and 19,834.68

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Solution

The fourth proportional to 35,745.08, 49,334.16 and 19,834.68 is: 27,375.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,745.08 : 49,334.16 = 19,834.68 : x
  2. Step 2: Convert to fraction form
    35,745.08/49,334.16 = 19,834.68/x
  3. Step 3: Cross multiply
    35,745.08x = 49,334.16 × 19,834.68
  4. Step 4: Simplify right side
    35,745.08x = 978,527,276.67
  5. Step 5: Solve for x
    x = 978,527,276.67/35,745.08
  6. Step 6: Final answer
    x = 27,375.16

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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.