Home / 19,014.30-28,521.45-16,098.30

Finding the Fourth Proportional to 19,014.30, 28,521.45 and 16,098.30

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Solution

The fourth proportional to 19,014.30, 28,521.45 and 16,098.30 is: 24,147.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,014.30 : 28,521.45 = 16,098.30 : x
  2. Step 2: Convert to fraction form
    19,014.30/28,521.45 = 16,098.30/x
  3. Step 3: Cross multiply
    19,014.30x = 28,521.45 × 16,098.30
  4. Step 4: Simplify right side
    19,014.30x = 459,146,858.54
  5. Step 5: Solve for x
    x = 459,146,858.54/19,014.30
  6. Step 6: Final answer
    x = 24,147.45

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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.