Home / 38,986.39-58,483.29-10,906.45

Finding the Fourth Proportional to 38,986.39, 58,483.29 and 10,906.45

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Solution

The fourth proportional to 38,986.39, 58,483.29 and 10,906.45 is: 16,360.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,986.39 : 58,483.29 = 10,906.45 : x
  2. Step 2: Convert to fraction form
    38,986.39/58,483.29 = 10,906.45/x
  3. Step 3: Cross multiply
    38,986.39x = 58,483.29 × 10,906.45
  4. Step 4: Simplify right side
    38,986.39x = 637,845,078.22
  5. Step 5: Solve for x
    x = 637,845,078.22/38,986.39
  6. Step 6: Final answer
    x = 16,360.71

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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.