Home / 26,401.32-39,604.58-7,681.54

Finding the Fourth Proportional to 26,401.32, 39,604.58 and 7,681.54

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Solution

The fourth proportional to 26,401.32, 39,604.58 and 7,681.54 is: 11,523.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,401.32 : 39,604.58 = 7,681.54 : x
  2. Step 2: Convert to fraction form
    26,401.32/39,604.58 = 7,681.54/x
  3. Step 3: Cross multiply
    26,401.32x = 39,604.58 × 7,681.54
  4. Step 4: Simplify right side
    26,401.32x = 304,224,165.45
  5. Step 5: Solve for x
    x = 304,224,165.45/26,401.32
  6. Step 6: Final answer
    x = 11,523.07

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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.