Home / 40,486.46-60,736.83-13,826.21

Finding the Fourth Proportional to 40,486.46, 60,736.83 and 13,826.21

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Solution

The fourth proportional to 40,486.46, 60,736.83 and 13,826.21 is: 20,741.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,486.46 : 60,736.83 = 13,826.21 : x
  2. Step 2: Convert to fraction form
    40,486.46/60,736.83 = 13,826.21/x
  3. Step 3: Cross multiply
    40,486.46x = 60,736.83 × 13,826.21
  4. Step 4: Simplify right side
    40,486.46x = 839,759,862.63
  5. Step 5: Solve for x
    x = 839,759,862.63/40,486.46
  6. Step 6: Final answer
    x = 20,741.75

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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.