Home / 14,065.05-21,069.36-6,676.68

Finding the Fourth Proportional to 14,065.05, 21,069.36 and 6,676.68

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Solution

The fourth proportional to 14,065.05, 21,069.36 and 6,676.68 is: 10,001.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,065.05 : 21,069.36 = 6,676.68 : x
  2. Step 2: Convert to fraction form
    14,065.05/21,069.36 = 6,676.68/x
  3. Step 3: Cross multiply
    14,065.05x = 21,069.36 × 6,676.68
  4. Step 4: Simplify right side
    14,065.05x = 140,673,374.52
  5. Step 5: Solve for x
    x = 140,673,374.52/14,065.05
  6. Step 6: Final answer
    x = 10,001.63

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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.