Home / 14,675.07-20,255.75-12,028.80

Finding the Fourth Proportional to 14,675.07, 20,255.75 and 12,028.80

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Solution

The fourth proportional to 14,675.07, 20,255.75 and 12,028.80 is: 16,603.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,675.07 : 20,255.75 = 12,028.80 : x
  2. Step 2: Convert to fraction form
    14,675.07/20,255.75 = 12,028.80/x
  3. Step 3: Cross multiply
    14,675.07x = 20,255.75 × 12,028.80
  4. Step 4: Simplify right side
    14,675.07x = 243,652,365.60
  5. Step 5: Solve for x
    x = 243,652,365.60/14,675.07
  6. Step 6: Final answer
    x = 16,603.15

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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.