Home / 22,916.52-34,406.78-11,831.27

Finding the Fourth Proportional to 22,916.52, 34,406.78 and 11,831.27

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Solution

The fourth proportional to 22,916.52, 34,406.78 and 11,831.27 is: 17,763.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,916.52 : 34,406.78 = 11,831.27 : x
  2. Step 2: Convert to fraction form
    22,916.52/34,406.78 = 11,831.27/x
  3. Step 3: Cross multiply
    22,916.52x = 34,406.78 × 11,831.27
  4. Step 4: Simplify right side
    22,916.52x = 407,075,672.82
  5. Step 5: Solve for x
    x = 407,075,672.82/22,916.52
  6. Step 6: Final answer
    x = 17,763.42

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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.