Home / 19,216.75-26,519.13-10,384.75

Finding the Fourth Proportional to 19,216.75, 26,519.13 and 10,384.75

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Solution

The fourth proportional to 19,216.75, 26,519.13 and 10,384.75 is: 14,330.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,216.75 : 26,519.13 = 10,384.75 : x
  2. Step 2: Convert to fraction form
    19,216.75/26,519.13 = 10,384.75/x
  3. Step 3: Cross multiply
    19,216.75x = 26,519.13 × 10,384.75
  4. Step 4: Simplify right side
    19,216.75x = 275,394,535.27
  5. Step 5: Solve for x
    x = 275,394,535.27/19,216.75
  6. Step 6: Final answer
    x = 14,330.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.