Home / 17,738.15-26,613.34-7,884.32

Finding the Fourth Proportional to 17,738.15, 26,613.34 and 7,884.32

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Solution

The fourth proportional to 17,738.15, 26,613.34 and 7,884.32 is: 11,829.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,738.15 : 26,613.34 = 7,884.32 : x
  2. Step 2: Convert to fraction form
    17,738.15/26,613.34 = 7,884.32/x
  3. Step 3: Cross multiply
    17,738.15x = 26,613.34 × 7,884.32
  4. Step 4: Simplify right side
    17,738.15x = 209,827,936.05
  5. Step 5: Solve for x
    x = 209,827,936.05/17,738.15
  6. Step 6: Final answer
    x = 11,829.19

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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.