Home / 14,635.53-20,196.77-8,347.41

Finding the Fourth Proportional to 14,635.53, 20,196.77 and 8,347.41

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Solution

The fourth proportional to 14,635.53, 20,196.77 and 8,347.41 is: 11,519.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,635.53 : 20,196.77 = 8,347.41 : x
  2. Step 2: Convert to fraction form
    14,635.53/20,196.77 = 8,347.41/x
  3. Step 3: Cross multiply
    14,635.53x = 20,196.77 × 8,347.41
  4. Step 4: Simplify right side
    14,635.53x = 168,590,678.13
  5. Step 5: Solve for x
    x = 168,590,678.13/14,635.53
  6. Step 6: Final answer
    x = 11,519.27

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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.