Home / 19,150.58-28,737.11-8,056.42

Finding the Fourth Proportional to 19,150.58, 28,737.11 and 8,056.42

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Solution

The fourth proportional to 19,150.58, 28,737.11 and 8,056.42 is: 12,089.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,150.58 : 28,737.11 = 8,056.42 : x
  2. Step 2: Convert to fraction form
    19,150.58/28,737.11 = 8,056.42/x
  3. Step 3: Cross multiply
    19,150.58x = 28,737.11 × 8,056.42
  4. Step 4: Simplify right side
    19,150.58x = 231,518,176.04
  5. Step 5: Solve for x
    x = 231,518,176.04/19,150.58
  6. Step 6: Final answer
    x = 12,089.35

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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.