Home / 47,382.21-65,385.77-26,161.43

Finding the Fourth Proportional to 47,382.21, 65,385.77 and 26,161.43

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Solution

The fourth proportional to 47,382.21, 65,385.77 and 26,161.43 is: 36,101.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,382.21 : 65,385.77 = 26,161.43 : x
  2. Step 2: Convert to fraction form
    47,382.21/65,385.77 = 26,161.43/x
  3. Step 3: Cross multiply
    47,382.21x = 65,385.77 × 26,161.43
  4. Step 4: Simplify right side
    47,382.21x = 1,710,584,787.12
  5. Step 5: Solve for x
    x = 1,710,584,787.12/47,382.21
  6. Step 6: Final answer
    x = 36,101.84

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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.