Home / 14,403.50-21,556.46-8,860.35

Finding the Fourth Proportional to 14,403.50, 21,556.46 and 8,860.35

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Solution

The fourth proportional to 14,403.50, 21,556.46 and 8,860.35 is: 13,260.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,403.50 : 21,556.46 = 8,860.35 : x
  2. Step 2: Convert to fraction form
    14,403.50/21,556.46 = 8,860.35/x
  3. Step 3: Cross multiply
    14,403.50x = 21,556.46 × 8,860.35
  4. Step 4: Simplify right side
    14,403.50x = 190,997,736.06
  5. Step 5: Solve for x
    x = 190,997,736.06/14,403.50
  6. Step 6: Final answer
    x = 13,260.51

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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.