Home / 17,816.76-26,735.47-6,721.38

Finding the Fourth Proportional to 17,816.76, 26,735.47 and 6,721.38

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Solution

The fourth proportional to 17,816.76, 26,735.47 and 6,721.38 is: 10,085.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,816.76 : 26,735.47 = 6,721.38 : x
  2. Step 2: Convert to fraction form
    17,816.76/26,735.47 = 6,721.38/x
  3. Step 3: Cross multiply
    17,816.76x = 26,735.47 × 6,721.38
  4. Step 4: Simplify right side
    17,816.76x = 179,699,236.55
  5. Step 5: Solve for x
    x = 179,699,236.55/17,816.76
  6. Step 6: Final answer
    x = 10,085.97

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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.