Home / 14,594.21-20,136.77-8,622.79

Finding the Fourth Proportional to 14,594.21, 20,136.77 and 8,622.79

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Solution

The fourth proportional to 14,594.21, 20,136.77 and 8,622.79 is: 11,897.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,594.21 : 20,136.77 = 8,622.79 : x
  2. Step 2: Convert to fraction form
    14,594.21/20,136.77 = 8,622.79/x
  3. Step 3: Cross multiply
    14,594.21x = 20,136.77 × 8,622.79
  4. Step 4: Simplify right side
    14,594.21x = 173,635,077.87
  5. Step 5: Solve for x
    x = 173,635,077.87/14,594.21
  6. Step 6: Final answer
    x = 11,897.53

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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.