Home / 26,309.10-39,450.60-9,668.46

Finding the Fourth Proportional to 26,309.10, 39,450.60 and 9,668.46

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Solution

The fourth proportional to 26,309.10, 39,450.60 and 9,668.46 is: 14,497.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,309.10 : 39,450.60 = 9,668.46 : x
  2. Step 2: Convert to fraction form
    26,309.10/39,450.60 = 9,668.46/x
  3. Step 3: Cross multiply
    26,309.10x = 39,450.60 × 9,668.46
  4. Step 4: Simplify right side
    26,309.10x = 381,426,548.08
  5. Step 5: Solve for x
    x = 381,426,548.08/26,309.10
  6. Step 6: Final answer
    x = 14,497.89

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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.