Home / 14,101.92-21,153.06-3,713.58

Finding the Fourth Proportional to 14,101.92, 21,153.06 and 3,713.58

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Solution

The fourth proportional to 14,101.92, 21,153.06 and 3,713.58 is: 5,570.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,101.92 : 21,153.06 = 3,713.58 : x
  2. Step 2: Convert to fraction form
    14,101.92/21,153.06 = 3,713.58/x
  3. Step 3: Cross multiply
    14,101.92x = 21,153.06 × 3,713.58
  4. Step 4: Simplify right side
    14,101.92x = 78,553,580.55
  5. Step 5: Solve for x
    x = 78,553,580.55/14,101.92
  6. Step 6: Final answer
    x = 5,570.42

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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.