Home / 26,935.85-40,384.99-11,934.81

Finding the Fourth Proportional to 26,935.85, 40,384.99 and 11,934.81

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Solution

The fourth proportional to 26,935.85, 40,384.99 and 11,934.81 is: 17,893.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,935.85 : 40,384.99 = 11,934.81 : x
  2. Step 2: Convert to fraction form
    26,935.85/40,384.99 = 11,934.81/x
  3. Step 3: Cross multiply
    26,935.85x = 40,384.99 × 11,934.81
  4. Step 4: Simplify right side
    26,935.85x = 481,987,182.50
  5. Step 5: Solve for x
    x = 481,987,182.50/26,935.85
  6. Step 6: Final answer
    x = 17,893.89

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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.