Home / 19,863.93-29,768.19-14,927.79

Finding the Fourth Proportional to 19,863.93, 29,768.19 and 14,927.79

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Solution

The fourth proportional to 19,863.93, 29,768.19 and 14,927.79 is: 22,370.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,863.93 : 29,768.19 = 14,927.79 : x
  2. Step 2: Convert to fraction form
    19,863.93/29,768.19 = 14,927.79/x
  3. Step 3: Cross multiply
    19,863.93x = 29,768.19 × 14,927.79
  4. Step 4: Simplify right side
    19,863.93x = 444,373,428.62
  5. Step 5: Solve for x
    x = 444,373,428.62/19,863.93
  6. Step 6: Final answer
    x = 22,370.87

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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.