Home / 14,745.70-22,118.55-8,840.80

Finding the Fourth Proportional to 14,745.70, 22,118.55 and 8,840.80

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Solution

The fourth proportional to 14,745.70, 22,118.55 and 8,840.80 is: 13,261.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,745.70 : 22,118.55 = 8,840.80 : x
  2. Step 2: Convert to fraction form
    14,745.70/22,118.55 = 8,840.80/x
  3. Step 3: Cross multiply
    14,745.70x = 22,118.55 × 8,840.80
  4. Step 4: Simplify right side
    14,745.70x = 195,545,676.84
  5. Step 5: Solve for x
    x = 195,545,676.84/14,745.70
  6. Step 6: Final answer
    x = 13,261.20

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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.