Home / 26,441.88-39,667.40-8,911.84

Finding the Fourth Proportional to 26,441.88, 39,667.40 and 8,911.84

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Solution

The fourth proportional to 26,441.88, 39,667.40 and 8,911.84 is: 13,369.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,441.88 : 39,667.40 = 8,911.84 : x
  2. Step 2: Convert to fraction form
    26,441.88/39,667.40 = 8,911.84/x
  3. Step 3: Cross multiply
    26,441.88x = 39,667.40 × 8,911.84
  4. Step 4: Simplify right side
    26,441.88x = 353,509,522.02
  5. Step 5: Solve for x
    x = 353,509,522.02/26,441.88
  6. Step 6: Final answer
    x = 13,369.30

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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.