Home / 38,735.86-58,128.37-16,549.40

Finding the Fourth Proportional to 38,735.86, 58,128.37 and 16,549.40

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Solution

The fourth proportional to 38,735.86, 58,128.37 and 16,549.40 is: 24,834.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,735.86 : 58,128.37 = 16,549.40 : x
  2. Step 2: Convert to fraction form
    38,735.86/58,128.37 = 16,549.40/x
  3. Step 3: Cross multiply
    38,735.86x = 58,128.37 × 16,549.40
  4. Step 4: Simplify right side
    38,735.86x = 961,989,750.43
  5. Step 5: Solve for x
    x = 961,989,750.43/38,735.86
  6. Step 6: Final answer
    x = 24,834.61

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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.