Home / 26,239.43-39,347.90-12,197.99

Finding the Fourth Proportional to 26,239.43, 39,347.90 and 12,197.99

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Solution

The fourth proportional to 26,239.43, 39,347.90 and 12,197.99 is: 18,291.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,239.43 : 39,347.90 = 12,197.99 : x
  2. Step 2: Convert to fraction form
    26,239.43/39,347.90 = 12,197.99/x
  3. Step 3: Cross multiply
    26,239.43x = 39,347.90 × 12,197.99
  4. Step 4: Simplify right side
    26,239.43x = 479,965,389.09
  5. Step 5: Solve for x
    x = 479,965,389.09/26,239.43
  6. Step 6: Final answer
    x = 18,291.76

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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.