Home / 14,117.06-19,481.41-7,743.52

Finding the Fourth Proportional to 14,117.06, 19,481.41 and 7,743.52

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Solution

The fourth proportional to 14,117.06, 19,481.41 and 7,743.52 is: 10,685.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,117.06 : 19,481.41 = 7,743.52 : x
  2. Step 2: Convert to fraction form
    14,117.06/19,481.41 = 7,743.52/x
  3. Step 3: Cross multiply
    14,117.06x = 19,481.41 × 7,743.52
  4. Step 4: Simplify right side
    14,117.06x = 150,854,649.25
  5. Step 5: Solve for x
    x = 150,854,649.25/14,117.06
  6. Step 6: Final answer
    x = 10,685.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.