Home / 19,927.54-29,896.49-8,831.60

Finding the Fourth Proportional to 19,927.54, 29,896.49 and 8,831.60

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Solution

The fourth proportional to 19,927.54, 29,896.49 and 8,831.60 is: 13,249.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,927.54 : 29,896.49 = 8,831.60 : x
  2. Step 2: Convert to fraction form
    19,927.54/29,896.49 = 8,831.60/x
  3. Step 3: Cross multiply
    19,927.54x = 29,896.49 × 8,831.60
  4. Step 4: Simplify right side
    19,927.54x = 264,033,841.08
  5. Step 5: Solve for x
    x = 264,033,841.08/19,927.54
  6. Step 6: Final answer
    x = 13,249.70

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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.