Home / 26,289.56-39,410.89-9,645.68

Finding the Fourth Proportional to 26,289.56, 39,410.89 and 9,645.68

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Solution

The fourth proportional to 26,289.56, 39,410.89 and 9,645.68 is: 14,459.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,289.56 : 39,410.89 = 9,645.68 : x
  2. Step 2: Convert to fraction form
    26,289.56/39,410.89 = 9,645.68/x
  3. Step 3: Cross multiply
    26,289.56x = 39,410.89 × 9,645.68
  4. Step 4: Simplify right side
    26,289.56x = 380,144,907.87
  5. Step 5: Solve for x
    x = 380,144,907.87/26,289.56
  6. Step 6: Final answer
    x = 14,459.92

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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.