Home / 55,563.34-76,676.81-30,069.15

Finding the Fourth Proportional to 55,563.34, 76,676.81 and 30,069.15

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Solution

The fourth proportional to 55,563.34, 76,676.81 and 30,069.15 is: 41,495.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,563.34 : 76,676.81 = 30,069.15 : x
  2. Step 2: Convert to fraction form
    55,563.34/76,676.81 = 30,069.15/x
  3. Step 3: Cross multiply
    55,563.34x = 76,676.81 × 30,069.15
  4. Step 4: Simplify right side
    55,563.34x = 2,305,606,118.03
  5. Step 5: Solve for x
    x = 2,305,606,118.03/55,563.34
  6. Step 6: Final answer
    x = 41,495.10

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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.