Home / 14,071.35-21,107.06-5,751.39

Finding the Fourth Proportional to 14,071.35, 21,107.06 and 5,751.39

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Solution

The fourth proportional to 14,071.35, 21,107.06 and 5,751.39 is: 8,627.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,071.35 : 21,107.06 = 5,751.39 : x
  2. Step 2: Convert to fraction form
    14,071.35/21,107.06 = 5,751.39/x
  3. Step 3: Cross multiply
    14,071.35x = 21,107.06 × 5,751.39
  4. Step 4: Simplify right side
    14,071.35x = 121,394,933.81
  5. Step 5: Solve for x
    x = 121,394,933.81/14,071.35
  6. Step 6: Final answer
    x = 8,627.10

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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.