Home / 14,107.07-21,160.44-3,433.50

Finding the Fourth Proportional to 14,107.07, 21,160.44 and 3,433.50

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Solution

The fourth proportional to 14,107.07, 21,160.44 and 3,433.50 is: 5,150.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,107.07 : 21,160.44 = 3,433.50 : x
  2. Step 2: Convert to fraction form
    14,107.07/21,160.44 = 3,433.50/x
  3. Step 3: Cross multiply
    14,107.07x = 21,160.44 × 3,433.50
  4. Step 4: Simplify right side
    14,107.07x = 72,654,370.74
  5. Step 5: Solve for x
    x = 72,654,370.74/14,107.07
  6. Step 6: Final answer
    x = 5,150.21

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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.