Home / 12,846.47-19,260.36-8,676.14

Finding the Fourth Proportional to 12,846.47, 19,260.36 and 8,676.14

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Solution

The fourth proportional to 12,846.47, 19,260.36 and 8,676.14 is: 13,007.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,846.47 : 19,260.36 = 8,676.14 : x
  2. Step 2: Convert to fraction form
    12,846.47/19,260.36 = 8,676.14/x
  3. Step 3: Cross multiply
    12,846.47x = 19,260.36 × 8,676.14
  4. Step 4: Simplify right side
    12,846.47x = 167,105,579.81
  5. Step 5: Solve for x
    x = 167,105,579.81/12,846.47
  6. Step 6: Final answer
    x = 13,007.90

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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.