Home / 19,430.67-29,137.97-6,099.21

Finding the Fourth Proportional to 19,430.67, 29,137.97 and 6,099.21

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Solution

The fourth proportional to 19,430.67, 29,137.97 and 6,099.21 is: 9,146.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,430.67 : 29,137.97 = 6,099.21 : x
  2. Step 2: Convert to fraction form
    19,430.67/29,137.97 = 6,099.21/x
  3. Step 3: Cross multiply
    19,430.67x = 29,137.97 × 6,099.21
  4. Step 4: Simplify right side
    19,430.67x = 177,718,567.51
  5. Step 5: Solve for x
    x = 177,718,567.51/19,430.67
  6. Step 6: Final answer
    x = 9,146.29

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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.