Home / 26,453.36-39,680.16-8,923.34

Finding the Fourth Proportional to 26,453.36, 39,680.16 and 8,923.34

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Solution

The fourth proportional to 26,453.36, 39,680.16 and 8,923.34 is: 13,385.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,453.36 : 39,680.16 = 8,923.34 : x
  2. Step 2: Convert to fraction form
    26,453.36/39,680.16 = 8,923.34/x
  3. Step 3: Cross multiply
    26,453.36x = 39,680.16 × 8,923.34
  4. Step 4: Simplify right side
    26,453.36x = 354,079,558.93
  5. Step 5: Solve for x
    x = 354,079,558.93/26,453.36
  6. Step 6: Final answer
    x = 13,385.05

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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.