Home / 14,223.48-19,625.04-8,251.68

Finding the Fourth Proportional to 14,223.48, 19,625.04 and 8,251.68

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Solution

The fourth proportional to 14,223.48, 19,625.04 and 8,251.68 is: 11,385.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,223.48 : 19,625.04 = 8,251.68 : x
  2. Step 2: Convert to fraction form
    14,223.48/19,625.04 = 8,251.68/x
  3. Step 3: Cross multiply
    14,223.48x = 19,625.04 × 8,251.68
  4. Step 4: Simplify right side
    14,223.48x = 161,939,550.07
  5. Step 5: Solve for x
    x = 161,939,550.07/14,223.48
  6. Step 6: Final answer
    x = 11,385.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.