Home / 30,316.52-41,831.24-16,887.44

Finding the Fourth Proportional to 30,316.52, 41,831.24 and 16,887.44

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Solution

The fourth proportional to 30,316.52, 41,831.24 and 16,887.44 is: 23,301.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,316.52 : 41,831.24 = 16,887.44 : x
  2. Step 2: Convert to fraction form
    30,316.52/41,831.24 = 16,887.44/x
  3. Step 3: Cross multiply
    30,316.52x = 41,831.24 × 16,887.44
  4. Step 4: Simplify right side
    30,316.52x = 706,422,493.27
  5. Step 5: Solve for x
    x = 706,422,493.27/30,316.52
  6. Step 6: Final answer
    x = 23,301.57

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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.