Home / 19,419.24-26,792.32-11,463.42

Finding the Fourth Proportional to 19,419.24, 26,792.32 and 11,463.42

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Solution

The fourth proportional to 19,419.24, 26,792.32 and 11,463.42 is: 15,815.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,419.24 : 26,792.32 = 11,463.42 : x
  2. Step 2: Convert to fraction form
    19,419.24/26,792.32 = 11,463.42/x
  3. Step 3: Cross multiply
    19,419.24x = 26,792.32 × 11,463.42
  4. Step 4: Simplify right side
    19,419.24x = 307,131,710.24
  5. Step 5: Solve for x
    x = 307,131,710.24/19,419.24
  6. Step 6: Final answer
    x = 15,815.84

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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.