Home / 26,239.83-39,369.14-11,240.65

Finding the Fourth Proportional to 26,239.83, 39,369.14 and 11,240.65

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Solution

The fourth proportional to 26,239.83, 39,369.14 and 11,240.65 is: 16,865.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,239.83 : 39,369.14 = 11,240.65 : x
  2. Step 2: Convert to fraction form
    26,239.83/39,369.14 = 11,240.65/x
  3. Step 3: Cross multiply
    26,239.83x = 39,369.14 × 11,240.65
  4. Step 4: Simplify right side
    26,239.83x = 442,534,723.54
  5. Step 5: Solve for x
    x = 442,534,723.54/26,239.83
  6. Step 6: Final answer
    x = 16,865.00

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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.