Home / 26,094.56-39,130.20-8,321.90

Finding the Fourth Proportional to 26,094.56, 39,130.20 and 8,321.90

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Solution

The fourth proportional to 26,094.56, 39,130.20 and 8,321.90 is: 12,479.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,094.56 : 39,130.20 = 8,321.90 : x
  2. Step 2: Convert to fraction form
    26,094.56/39,130.20 = 8,321.90/x
  3. Step 3: Cross multiply
    26,094.56x = 39,130.20 × 8,321.90
  4. Step 4: Simplify right side
    26,094.56x = 325,637,415.73
  5. Step 5: Solve for x
    x = 325,637,415.73/26,094.56
  6. Step 6: Final answer
    x = 12,479.13

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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.