Home / 26,090.70-39,132.39-8,558.25

Finding the Fourth Proportional to 26,090.70, 39,132.39 and 8,558.25

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Solution

The fourth proportional to 26,090.70, 39,132.39 and 8,558.25 is: 12,836.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,090.70 : 39,132.39 = 8,558.25 : x
  2. Step 2: Convert to fraction form
    26,090.70/39,132.39 = 8,558.25/x
  3. Step 3: Cross multiply
    26,090.70x = 39,132.39 × 8,558.25
  4. Step 4: Simplify right side
    26,090.70x = 334,904,776.72
  5. Step 5: Solve for x
    x = 334,904,776.72/26,090.70
  6. Step 6: Final answer
    x = 12,836.17

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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.