Home / 29,378.22-40,541.81-15,949.37

Finding the Fourth Proportional to 29,378.22, 40,541.81 and 15,949.37

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Solution

The fourth proportional to 29,378.22, 40,541.81 and 15,949.37 is: 22,010.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,378.22 : 40,541.81 = 15,949.37 : x
  2. Step 2: Convert to fraction form
    29,378.22/40,541.81 = 15,949.37/x
  3. Step 3: Cross multiply
    29,378.22x = 40,541.81 × 15,949.37
  4. Step 4: Simplify right side
    29,378.22x = 646,616,045.70
  5. Step 5: Solve for x
    x = 646,616,045.70/29,378.22
  6. Step 6: Final answer
    x = 22,010.05

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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.