Home / 26,004.36-39,007.62-8,474.34

Finding the Fourth Proportional to 26,004.36, 39,007.62 and 8,474.34

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Solution

The fourth proportional to 26,004.36, 39,007.62 and 8,474.34 is: 12,711.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,004.36 : 39,007.62 = 8,474.34 : x
  2. Step 2: Convert to fraction form
    26,004.36/39,007.62 = 8,474.34/x
  3. Step 3: Cross multiply
    26,004.36x = 39,007.62 × 8,474.34
  4. Step 4: Simplify right side
    26,004.36x = 330,563,834.47
  5. Step 5: Solve for x
    x = 330,563,834.47/26,004.36
  6. Step 6: Final answer
    x = 12,711.86

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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.