Home / 57,457.45-79,291.06-33,579.37

Finding the Fourth Proportional to 57,457.45, 79,291.06 and 33,579.37

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Solution

The fourth proportional to 57,457.45, 79,291.06 and 33,579.37 is: 46,339.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,457.45 : 79,291.06 = 33,579.37 : x
  2. Step 2: Convert to fraction form
    57,457.45/79,291.06 = 33,579.37/x
  3. Step 3: Cross multiply
    57,457.45x = 79,291.06 × 33,579.37
  4. Step 4: Simplify right side
    57,457.45x = 2,662,543,841.43
  5. Step 5: Solve for x
    x = 2,662,543,841.43/57,457.45
  6. Step 6: Final answer
    x = 46,339.40

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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.