Home / 14,235.22-21,354.09-3,705.22

Finding the Fourth Proportional to 14,235.22, 21,354.09 and 3,705.22

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Solution

The fourth proportional to 14,235.22, 21,354.09 and 3,705.22 is: 5,558.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,235.22 : 21,354.09 = 3,705.22 : x
  2. Step 2: Convert to fraction form
    14,235.22/21,354.09 = 3,705.22/x
  3. Step 3: Cross multiply
    14,235.22x = 21,354.09 × 3,705.22
  4. Step 4: Simplify right side
    14,235.22x = 79,121,601.35
  5. Step 5: Solve for x
    x = 79,121,601.35/14,235.22
  6. Step 6: Final answer
    x = 5,558.16

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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.