Home / 19,014.60-28,521.90-16,827.60

Finding the Fourth Proportional to 19,014.60, 28,521.90 and 16,827.60

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Solution

The fourth proportional to 19,014.60, 28,521.90 and 16,827.60 is: 25,241.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,014.60 : 28,521.90 = 16,827.60 : x
  2. Step 2: Convert to fraction form
    19,014.60/28,521.90 = 16,827.60/x
  3. Step 3: Cross multiply
    19,014.60x = 28,521.90 × 16,827.60
  4. Step 4: Simplify right side
    19,014.60x = 479,955,124.44
  5. Step 5: Solve for x
    x = 479,955,124.44/19,014.60
  6. Step 6: Final answer
    x = 25,241.40

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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.