Home / 19,027.18-28,532.13-14,647.42

Finding the Fourth Proportional to 19,027.18, 28,532.13 and 14,647.42

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Solution

The fourth proportional to 19,027.18, 28,532.13 and 14,647.42 is: 21,964.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,027.18 : 28,532.13 = 14,647.42 : x
  2. Step 2: Convert to fraction form
    19,027.18/28,532.13 = 14,647.42/x
  3. Step 3: Cross multiply
    19,027.18x = 28,532.13 × 14,647.42
  4. Step 4: Simplify right side
    19,027.18x = 417,922,091.60
  5. Step 5: Solve for x
    x = 417,922,091.60/19,027.18
  6. Step 6: Final answer
    x = 21,964.48

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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.