Home / 26,010.21-39,021.12-10,216.77

Finding the Fourth Proportional to 26,010.21, 39,021.12 and 10,216.77

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Solution

The fourth proportional to 26,010.21, 39,021.12 and 10,216.77 is: 15,327.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,010.21 : 39,021.12 = 10,216.77 : x
  2. Step 2: Convert to fraction form
    26,010.21/39,021.12 = 10,216.77/x
  3. Step 3: Cross multiply
    26,010.21x = 39,021.12 × 10,216.77
  4. Step 4: Simplify right side
    26,010.21x = 398,669,808.18
  5. Step 5: Solve for x
    x = 398,669,808.18/26,010.21
  6. Step 6: Final answer
    x = 15,327.44

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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.