Home / 26,309.93-39,466.89-8,779.73

Finding the Fourth Proportional to 26,309.93, 39,466.89 and 8,779.73

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Solution

The fourth proportional to 26,309.93, 39,466.89 and 8,779.73 is: 13,170.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,309.93 : 39,466.89 = 8,779.73 : x
  2. Step 2: Convert to fraction form
    26,309.93/39,466.89 = 8,779.73/x
  3. Step 3: Cross multiply
    26,309.93x = 39,466.89 × 8,779.73
  4. Step 4: Simplify right side
    26,309.93x = 346,508,440.81
  5. Step 5: Solve for x
    x = 346,508,440.81/26,309.93
  6. Step 6: Final answer
    x = 13,170.26

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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.