Home / 26,723.36-36,874.08-15,393.32

Finding the Fourth Proportional to 26,723.36, 36,874.08 and 15,393.32

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Solution

The fourth proportional to 26,723.36, 36,874.08 and 15,393.32 is: 21,240.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,723.36 : 36,874.08 = 15,393.32 : x
  2. Step 2: Convert to fraction form
    26,723.36/36,874.08 = 15,393.32/x
  3. Step 3: Cross multiply
    26,723.36x = 36,874.08 × 15,393.32
  4. Step 4: Simplify right side
    26,723.36x = 567,614,513.15
  5. Step 5: Solve for x
    x = 567,614,513.15/26,723.36
  6. Step 6: Final answer
    x = 21,240.39

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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.