Home / 26,603.96-39,911.78-7,885.46

Finding the Fourth Proportional to 26,603.96, 39,911.78 and 7,885.46

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Solution

The fourth proportional to 26,603.96, 39,911.78 and 7,885.46 is: 11,829.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,603.96 : 39,911.78 = 7,885.46 : x
  2. Step 2: Convert to fraction form
    26,603.96/39,911.78 = 7,885.46/x
  3. Step 3: Cross multiply
    26,603.96x = 39,911.78 × 7,885.46
  4. Step 4: Simplify right side
    26,603.96x = 314,722,744.72
  5. Step 5: Solve for x
    x = 314,722,744.72/26,603.96
  6. Step 6: Final answer
    x = 11,829.92

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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.