Home / 27,059.67-40,534.36-12,976.81

Finding the Fourth Proportional to 27,059.67, 40,534.36 and 12,976.81

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Solution

The fourth proportional to 27,059.67, 40,534.36 and 12,976.81 is: 19,438.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,059.67 : 40,534.36 = 12,976.81 : x
  2. Step 2: Convert to fraction form
    27,059.67/40,534.36 = 12,976.81/x
  3. Step 3: Cross multiply
    27,059.67x = 40,534.36 × 12,976.81
  4. Step 4: Simplify right side
    27,059.67x = 526,006,554.41
  5. Step 5: Solve for x
    x = 526,006,554.41/27,059.67
  6. Step 6: Final answer
    x = 19,438.76

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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.