Home / 12,071.95-18,106.80-4,173.73

Finding the Fourth Proportional to 12,071.95, 18,106.80 and 4,173.73

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Solution

The fourth proportional to 12,071.95, 18,106.80 and 4,173.73 is: 6,260.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,071.95 : 18,106.80 = 4,173.73 : x
  2. Step 2: Convert to fraction form
    12,071.95/18,106.80 = 4,173.73/x
  3. Step 3: Cross multiply
    12,071.95x = 18,106.80 × 4,173.73
  4. Step 4: Simplify right side
    12,071.95x = 75,572,894.36
  5. Step 5: Solve for x
    x = 75,572,894.36/12,071.95
  6. Step 6: Final answer
    x = 6,260.21

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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.