Home / 29,372.58-40,533.06-15,943.54

Finding the Fourth Proportional to 29,372.58, 40,533.06 and 15,943.54

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Solution

The fourth proportional to 29,372.58, 40,533.06 and 15,943.54 is: 22,001.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,372.58 : 40,533.06 = 15,943.54 : x
  2. Step 2: Convert to fraction form
    29,372.58/40,533.06 = 15,943.54/x
  3. Step 3: Cross multiply
    29,372.58x = 40,533.06 × 15,943.54
  4. Step 4: Simplify right side
    29,372.58x = 646,240,463.43
  5. Step 5: Solve for x
    x = 646,240,463.43/29,372.58
  6. Step 6: Final answer
    x = 22,001.49

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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.