Home / 19,370.80-29,043-10,006.96

Finding the Fourth Proportional to 19,370.80, 29,043 and 10,006.96

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Solution

The fourth proportional to 19,370.80, 29,043 and 10,006.96 is: 15,003.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,370.80 : 29,043 = 10,006.96 : x
  2. Step 2: Convert to fraction form
    19,370.80/29,043 = 10,006.96/x
  3. Step 3: Cross multiply
    19,370.80x = 29,043 × 10,006.96
  4. Step 4: Simplify right side
    19,370.80x = 290,632,139.28
  5. Step 5: Solve for x
    x = 290,632,139.28/19,370.80
  6. Step 6: Final answer
    x = 15,003.62

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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.