Home / 23,847.94-32,918.99-20,477.21

Finding the Fourth Proportional to 23,847.94, 32,918.99 and 20,477.21

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Solution

The fourth proportional to 23,847.94, 32,918.99 and 20,477.21 is: 28,266.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,847.94 : 32,918.99 = 20,477.21 : x
  2. Step 2: Convert to fraction form
    23,847.94/32,918.99 = 20,477.21/x
  3. Step 3: Cross multiply
    23,847.94x = 32,918.99 × 20,477.21
  4. Step 4: Simplify right side
    23,847.94x = 674,089,071.22
  5. Step 5: Solve for x
    x = 674,089,071.22/23,847.94
  6. Step 6: Final answer
    x = 28,266.13

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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.