Home / 26,383.36-36,401.92-15,768.32

Finding the Fourth Proportional to 26,383.36, 36,401.92 and 15,768.32

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Solution

The fourth proportional to 26,383.36, 36,401.92 and 15,768.32 is: 21,756.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,383.36 : 36,401.92 = 15,768.32 : x
  2. Step 2: Convert to fraction form
    26,383.36/36,401.92 = 15,768.32/x
  3. Step 3: Cross multiply
    26,383.36x = 36,401.92 × 15,768.32
  4. Step 4: Simplify right side
    26,383.36x = 573,997,123.17
  5. Step 5: Solve for x
    x = 573,997,123.17/26,383.36
  6. Step 6: Final answer
    x = 21,756.03

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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.