Home / 19,054.72-28,466.21-12,336.49

Finding the Fourth Proportional to 19,054.72, 28,466.21 and 12,336.49

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Solution

The fourth proportional to 19,054.72, 28,466.21 and 12,336.49 is: 18,429.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,054.72 : 28,466.21 = 12,336.49 : x
  2. Step 2: Convert to fraction form
    19,054.72/28,466.21 = 12,336.49/x
  3. Step 3: Cross multiply
    19,054.72x = 28,466.21 × 12,336.49
  4. Step 4: Simplify right side
    19,054.72x = 351,173,115.00
  5. Step 5: Solve for x
    x = 351,173,115.00/19,054.72
  6. Step 6: Final answer
    x = 18,429.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.