Home / 26,869.44-40,304.08-7,148

Finding the Fourth Proportional to 26,869.44, 40,304.08 and 7,148

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Solution

The fourth proportional to 26,869.44, 40,304.08 and 7,148 is: 10,721.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,869.44 : 40,304.08 = 7,148 : x
  2. Step 2: Convert to fraction form
    26,869.44/40,304.08 = 7,148/x
  3. Step 3: Cross multiply
    26,869.44x = 40,304.08 × 7,148
  4. Step 4: Simplify right side
    26,869.44x = 288,093,563.84
  5. Step 5: Solve for x
    x = 288,093,563.84/26,869.44
  6. Step 6: Final answer
    x = 10,721.98

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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.