Home / 26,450.10-39,647.28-8,676.15

Finding the Fourth Proportional to 26,450.10, 39,647.28 and 8,676.15

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Solution

The fourth proportional to 26,450.10, 39,647.28 and 8,676.15 is: 13,005.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,450.10 : 39,647.28 = 8,676.15 : x
  2. Step 2: Convert to fraction form
    26,450.10/39,647.28 = 8,676.15/x
  3. Step 3: Cross multiply
    26,450.10x = 39,647.28 × 8,676.15
  4. Step 4: Simplify right side
    26,450.10x = 343,985,748.37
  5. Step 5: Solve for x
    x = 343,985,748.37/26,450.10
  6. Step 6: Final answer
    x = 13,005.08

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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.