Home / 19,077.60-28,558.80-16,773.60

Finding the Fourth Proportional to 19,077.60, 28,558.80 and 16,773.60

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Solution

The fourth proportional to 19,077.60, 28,558.80 and 16,773.60 is: 25,109.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,077.60 : 28,558.80 = 16,773.60 : x
  2. Step 2: Convert to fraction form
    19,077.60/28,558.80 = 16,773.60/x
  3. Step 3: Cross multiply
    19,077.60x = 28,558.80 × 16,773.60
  4. Step 4: Simplify right side
    19,077.60x = 479,033,887.68
  5. Step 5: Solve for x
    x = 479,033,887.68/19,077.60
  6. Step 6: Final answer
    x = 25,109.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.