Home / 26,009.21-39,013.83-6,287.77

Finding the Fourth Proportional to 26,009.21, 39,013.83 and 6,287.77

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Solution

The fourth proportional to 26,009.21, 39,013.83 and 6,287.77 is: 9,431.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,009.21 : 39,013.83 = 6,287.77 : x
  2. Step 2: Convert to fraction form
    26,009.21/39,013.83 = 6,287.77/x
  3. Step 3: Cross multiply
    26,009.21x = 39,013.83 × 6,287.77
  4. Step 4: Simplify right side
    26,009.21x = 245,309,989.86
  5. Step 5: Solve for x
    x = 245,309,989.86/26,009.21
  6. Step 6: Final answer
    x = 9,431.66

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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.