Home / 26,004.36-39,001.68-8,474.88

Finding the Fourth Proportional to 26,004.36, 39,001.68 and 8,474.88

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Solution

The fourth proportional to 26,004.36, 39,001.68 and 8,474.88 is: 12,710.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,004.36 : 39,001.68 = 8,474.88 : x
  2. Step 2: Convert to fraction form
    26,004.36/39,001.68 = 8,474.88/x
  3. Step 3: Cross multiply
    26,004.36x = 39,001.68 × 8,474.88
  4. Step 4: Simplify right side
    26,004.36x = 330,534,557.80
  5. Step 5: Solve for x
    x = 330,534,557.80/26,004.36
  6. Step 6: Final answer
    x = 12,710.74

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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.