Home / 19,035.29-28,558.77-8,514.15

Finding the Fourth Proportional to 19,035.29, 28,558.77 and 8,514.15

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Solution

The fourth proportional to 19,035.29, 28,558.77 and 8,514.15 is: 12,773.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,035.29 : 28,558.77 = 8,514.15 : x
  2. Step 2: Convert to fraction form
    19,035.29/28,558.77 = 8,514.15/x
  3. Step 3: Cross multiply
    19,035.29x = 28,558.77 × 8,514.15
  4. Step 4: Simplify right side
    19,035.29x = 243,153,651.60
  5. Step 5: Solve for x
    x = 243,153,651.60/19,035.29
  6. Step 6: Final answer
    x = 12,773.84

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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.