Home / 14,240.36-21,361.08-5,354.76

Finding the Fourth Proportional to 14,240.36, 21,361.08 and 5,354.76

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Solution

The fourth proportional to 14,240.36, 21,361.08 and 5,354.76 is: 8,032.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,240.36 : 21,361.08 = 5,354.76 : x
  2. Step 2: Convert to fraction form
    14,240.36/21,361.08 = 5,354.76/x
  3. Step 3: Cross multiply
    14,240.36x = 21,361.08 × 5,354.76
  4. Step 4: Simplify right side
    14,240.36x = 114,383,456.74
  5. Step 5: Solve for x
    x = 114,383,456.74/14,240.36
  6. Step 6: Final answer
    x = 8,032.34

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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.