Home / 14,582.35-21,860.70-8,644.60

Finding the Fourth Proportional to 14,582.35, 21,860.70 and 8,644.60

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Solution

The fourth proportional to 14,582.35, 21,860.70 and 8,644.60 is: 12,959.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,582.35 : 21,860.70 = 8,644.60 : x
  2. Step 2: Convert to fraction form
    14,582.35/21,860.70 = 8,644.60/x
  3. Step 3: Cross multiply
    14,582.35x = 21,860.70 × 8,644.60
  4. Step 4: Simplify right side
    14,582.35x = 188,977,007.22
  5. Step 5: Solve for x
    x = 188,977,007.22/14,582.35
  6. Step 6: Final answer
    x = 12,959.30

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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.