Home / 19,476.76-29,217.96-6,145.23

Finding the Fourth Proportional to 19,476.76, 29,217.96 and 6,145.23

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Solution

The fourth proportional to 19,476.76, 29,217.96 and 6,145.23 is: 9,218.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,476.76 : 29,217.96 = 6,145.23 : x
  2. Step 2: Convert to fraction form
    19,476.76/29,217.96 = 6,145.23/x
  3. Step 3: Cross multiply
    19,476.76x = 29,217.96 × 6,145.23
  4. Step 4: Simplify right side
    19,476.76x = 179,550,930.09
  5. Step 5: Solve for x
    x = 179,550,930.09/19,476.76
  6. Step 6: Final answer
    x = 9,218.73

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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.