Home / 20,251.73-27,946.74-11,052.93

Finding the Fourth Proportional to 20,251.73, 27,946.74 and 11,052.93

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Solution

The fourth proportional to 20,251.73, 27,946.74 and 11,052.93 is: 15,252.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,251.73 : 27,946.74 = 11,052.93 : x
  2. Step 2: Convert to fraction form
    20,251.73/27,946.74 = 11,052.93/x
  3. Step 3: Cross multiply
    20,251.73x = 27,946.74 × 11,052.93
  4. Step 4: Simplify right side
    20,251.73x = 308,893,445.02
  5. Step 5: Solve for x
    x = 308,893,445.02/20,251.73
  6. Step 6: Final answer
    x = 15,252.69

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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.