Home / 12,846.72-19,246.50-10,779.96

Finding the Fourth Proportional to 12,846.72, 19,246.50 and 10,779.96

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Solution

The fourth proportional to 12,846.72, 19,246.50 and 10,779.96 is: 16,150.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,846.72 : 19,246.50 = 10,779.96 : x
  2. Step 2: Convert to fraction form
    12,846.72/19,246.50 = 10,779.96/x
  3. Step 3: Cross multiply
    12,846.72x = 19,246.50 × 10,779.96
  4. Step 4: Simplify right side
    12,846.72x = 207,476,500.14
  5. Step 5: Solve for x
    x = 207,476,500.14/12,846.72
  6. Step 6: Final answer
    x = 16,150.15

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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.