Home / 14,328.64-21,450.48-12,826.96

Finding the Fourth Proportional to 14,328.64, 21,450.48 and 12,826.96

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Solution

The fourth proportional to 14,328.64, 21,450.48 and 12,826.96 is: 19,202.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,328.64 : 21,450.48 = 12,826.96 : x
  2. Step 2: Convert to fraction form
    14,328.64/21,450.48 = 12,826.96/x
  3. Step 3: Cross multiply
    14,328.64x = 21,450.48 × 12,826.96
  4. Step 4: Simplify right side
    14,328.64x = 275,144,448.94
  5. Step 5: Solve for x
    x = 275,144,448.94/14,328.64
  6. Step 6: Final answer
    x = 19,202.41

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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.