Home / 19,027.59-28,499.78-9,651.45

Finding the Fourth Proportional to 19,027.59, 28,499.78 and 9,651.45

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Solution

The fourth proportional to 19,027.59, 28,499.78 and 9,651.45 is: 14,456.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,027.59 : 28,499.78 = 9,651.45 : x
  2. Step 2: Convert to fraction form
    19,027.59/28,499.78 = 9,651.45/x
  3. Step 3: Cross multiply
    19,027.59x = 28,499.78 × 9,651.45
  4. Step 4: Simplify right side
    19,027.59x = 275,064,153.42
  5. Step 5: Solve for x
    x = 275,064,153.42/19,027.59
  6. Step 6: Final answer
    x = 14,456.07

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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.