Home / 26,603.62-39,911.30-7,885.14

Finding the Fourth Proportional to 26,603.62, 39,911.30 and 7,885.14

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Solution

The fourth proportional to 26,603.62, 39,911.30 and 7,885.14 is: 11,829.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,603.62 : 39,911.30 = 7,885.14 : x
  2. Step 2: Convert to fraction form
    26,603.62/39,911.30 = 7,885.14/x
  3. Step 3: Cross multiply
    26,603.62x = 39,911.30 × 7,885.14
  4. Step 4: Simplify right side
    26,603.62x = 314,706,188.08
  5. Step 5: Solve for x
    x = 314,706,188.08/26,603.62
  6. Step 6: Final answer
    x = 11,829.45

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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.