Home / 19,621.17-27,074.25-12,068.73

Finding the Fourth Proportional to 19,621.17, 27,074.25 and 12,068.73

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Solution

The fourth proportional to 19,621.17, 27,074.25 and 12,068.73 is: 16,653.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,621.17 : 27,074.25 = 12,068.73 : x
  2. Step 2: Convert to fraction form
    19,621.17/27,074.25 = 12,068.73/x
  3. Step 3: Cross multiply
    19,621.17x = 27,074.25 × 12,068.73
  4. Step 4: Simplify right side
    19,621.17x = 326,751,813.20
  5. Step 5: Solve for x
    x = 326,751,813.20/19,621.17
  6. Step 6: Final answer
    x = 16,653.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.