Home / 23,649.58-32,636.42-13,578.68

Finding the Fourth Proportional to 23,649.58, 32,636.42 and 13,578.68

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Solution

The fourth proportional to 23,649.58, 32,636.42 and 13,578.68 is: 18,738.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,649.58 : 32,636.42 = 13,578.68 : x
  2. Step 2: Convert to fraction form
    23,649.58/32,636.42 = 13,578.68/x
  3. Step 3: Cross multiply
    23,649.58x = 32,636.42 × 13,578.68
  4. Step 4: Simplify right side
    23,649.58x = 443,159,503.53
  5. Step 5: Solve for x
    x = 443,159,503.53/23,649.58
  6. Step 6: Final answer
    x = 18,738.58

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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.