Home / 26,378.12-39,554.43-9,745.99

Finding the Fourth Proportional to 26,378.12, 39,554.43 and 9,745.99

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Solution

The fourth proportional to 26,378.12, 39,554.43 and 9,745.99 is: 14,614.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,378.12 : 39,554.43 = 9,745.99 : x
  2. Step 2: Convert to fraction form
    26,378.12/39,554.43 = 9,745.99/x
  3. Step 3: Cross multiply
    26,378.12x = 39,554.43 × 9,745.99
  4. Step 4: Simplify right side
    26,378.12x = 385,496,943.80
  5. Step 5: Solve for x
    x = 385,496,943.80/26,378.12
  6. Step 6: Final answer
    x = 14,614.27

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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.