Home / 23,090.08-34,640.88-9,238.72

Finding the Fourth Proportional to 23,090.08, 34,640.88 and 9,238.72

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Solution

The fourth proportional to 23,090.08, 34,640.88 and 9,238.72 is: 13,860.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,090.08 : 34,640.88 = 9,238.72 : x
  2. Step 2: Convert to fraction form
    23,090.08/34,640.88 = 9,238.72/x
  3. Step 3: Cross multiply
    23,090.08x = 34,640.88 × 9,238.72
  4. Step 4: Simplify right side
    23,090.08x = 320,037,390.87
  5. Step 5: Solve for x
    x = 320,037,390.87/23,090.08
  6. Step 6: Final answer
    x = 13,860.38

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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.