Home / 12,775.26-19,165.93-4,342.33

Finding the Fourth Proportional to 12,775.26, 19,165.93 and 4,342.33

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Solution

The fourth proportional to 12,775.26, 19,165.93 and 4,342.33 is: 6,514.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,775.26 : 19,165.93 = 4,342.33 : x
  2. Step 2: Convert to fraction form
    12,775.26/19,165.93 = 4,342.33/x
  3. Step 3: Cross multiply
    12,775.26x = 19,165.93 × 4,342.33
  4. Step 4: Simplify right side
    12,775.26x = 83,224,805.92
  5. Step 5: Solve for x
    x = 83,224,805.92/12,775.26
  6. Step 6: Final answer
    x = 6,514.53

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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.