Home / 36,639.83-54,968.40-29,171.63

Finding the Fourth Proportional to 36,639.83, 54,968.40 and 29,171.63

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Solution

The fourth proportional to 36,639.83, 54,968.40 and 29,171.63 is: 43,764.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,639.83 : 54,968.40 = 29,171.63 : x
  2. Step 2: Convert to fraction form
    36,639.83/54,968.40 = 29,171.63/x
  3. Step 3: Cross multiply
    36,639.83x = 54,968.40 × 29,171.63
  4. Step 4: Simplify right side
    36,639.83x = 1,603,517,826.49
  5. Step 5: Solve for x
    x = 1,603,517,826.49/36,639.83
  6. Step 6: Final answer
    x = 43,764.34

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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.