Home / 23,151.78-31,941.96-14,194.80

Finding the Fourth Proportional to 23,151.78, 31,941.96 and 14,194.80

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Solution

The fourth proportional to 23,151.78, 31,941.96 and 14,194.80 is: 19,584.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,151.78 : 31,941.96 = 14,194.80 : x
  2. Step 2: Convert to fraction form
    23,151.78/31,941.96 = 14,194.80/x
  3. Step 3: Cross multiply
    23,151.78x = 31,941.96 × 14,194.80
  4. Step 4: Simplify right side
    23,151.78x = 453,409,733.81
  5. Step 5: Solve for x
    x = 453,409,733.81/23,151.78
  6. Step 6: Final answer
    x = 19,584.23

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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.