Home / 19,329.85-26,672.69-11,369.17

Finding the Fourth Proportional to 19,329.85, 26,672.69 and 11,369.17

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Solution

The fourth proportional to 19,329.85, 26,672.69 and 11,369.17 is: 15,687.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,329.85 : 26,672.69 = 11,369.17 : x
  2. Step 2: Convert to fraction form
    19,329.85/26,672.69 = 11,369.17/x
  3. Step 3: Cross multiply
    19,329.85x = 26,672.69 × 11,369.17
  4. Step 4: Simplify right side
    19,329.85x = 303,246,213.60
  5. Step 5: Solve for x
    x = 303,246,213.60/19,329.85
  6. Step 6: Final answer
    x = 15,687.98

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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.