Home / 12,792.42-19,194.12-6,953.22

Finding the Fourth Proportional to 12,792.42, 19,194.12 and 6,953.22

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Solution

The fourth proportional to 12,792.42, 19,194.12 and 6,953.22 is: 10,432.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,792.42 : 19,194.12 = 6,953.22 : x
  2. Step 2: Convert to fraction form
    12,792.42/19,194.12 = 6,953.22/x
  3. Step 3: Cross multiply
    12,792.42x = 19,194.12 × 6,953.22
  4. Step 4: Simplify right side
    12,792.42x = 133,460,939.07
  5. Step 5: Solve for x
    x = 133,460,939.07/12,792.42
  6. Step 6: Final answer
    x = 10,432.81

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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.