Home / 47,639.64-65,741.60-26,418.44

Finding the Fourth Proportional to 47,639.64, 65,741.60 and 26,418.44

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Solution

The fourth proportional to 47,639.64, 65,741.60 and 26,418.44 is: 36,456.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,639.64 : 65,741.60 = 26,418.44 : x
  2. Step 2: Convert to fraction form
    47,639.64/65,741.60 = 26,418.44/x
  3. Step 3: Cross multiply
    47,639.64x = 65,741.60 × 26,418.44
  4. Step 4: Simplify right side
    47,639.64x = 1,736,790,515.10
  5. Step 5: Solve for x
    x = 1,736,790,515.10/47,639.64
  6. Step 6: Final answer
    x = 36,456.84

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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.