Home / 19,246.92-28,873.38-8,153.70

Finding the Fourth Proportional to 19,246.92, 28,873.38 and 8,153.70

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Solution

The fourth proportional to 19,246.92, 28,873.38 and 8,153.70 is: 12,231.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,246.92 : 28,873.38 = 8,153.70 : x
  2. Step 2: Convert to fraction form
    19,246.92/28,873.38 = 8,153.70/x
  3. Step 3: Cross multiply
    19,246.92x = 28,873.38 × 8,153.70
  4. Step 4: Simplify right side
    19,246.92x = 235,424,878.51
  5. Step 5: Solve for x
    x = 235,424,878.51/19,246.92
  6. Step 6: Final answer
    x = 12,231.82

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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.