Home / 26,743.56-40,109.46-8,976.72

Finding the Fourth Proportional to 26,743.56, 40,109.46 and 8,976.72

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Solution

The fourth proportional to 26,743.56, 40,109.46 and 8,976.72 is: 13,463.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,743.56 : 40,109.46 = 8,976.72 : x
  2. Step 2: Convert to fraction form
    26,743.56/40,109.46 = 8,976.72/x
  3. Step 3: Cross multiply
    26,743.56x = 40,109.46 × 8,976.72
  4. Step 4: Simplify right side
    26,743.56x = 360,051,391.77
  5. Step 5: Solve for x
    x = 360,051,391.77/26,743.56
  6. Step 6: Final answer
    x = 13,463.11

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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.