Home / 26,230.23-39,333.60-8,455.39

Finding the Fourth Proportional to 26,230.23, 39,333.60 and 8,455.39

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Solution

The fourth proportional to 26,230.23, 39,333.60 and 8,455.39 is: 12,679.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,230.23 : 39,333.60 = 8,455.39 : x
  2. Step 2: Convert to fraction form
    26,230.23/39,333.60 = 8,455.39/x
  3. Step 3: Cross multiply
    26,230.23x = 39,333.60 × 8,455.39
  4. Step 4: Simplify right side
    26,230.23x = 332,580,829.77
  5. Step 5: Solve for x
    x = 332,580,829.77/26,230.23
  6. Step 6: Final answer
    x = 12,679.30

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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.