Home / 26,320.09-39,500.85-12,272.88

Finding the Fourth Proportional to 26,320.09, 39,500.85 and 12,272.88

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Solution

The fourth proportional to 26,320.09, 39,500.85 and 12,272.88 is: 18,418.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,320.09 : 39,500.85 = 12,272.88 : x
  2. Step 2: Convert to fraction form
    26,320.09/39,500.85 = 12,272.88/x
  3. Step 3: Cross multiply
    26,320.09x = 39,500.85 × 12,272.88
  4. Step 4: Simplify right side
    26,320.09x = 484,789,317.06
  5. Step 5: Solve for x
    x = 484,789,317.06/26,320.09
  6. Step 6: Final answer
    x = 18,418.98

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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.