Home / 48,780.10-73,175.05-13,241.98

Finding the Fourth Proportional to 48,780.10, 73,175.05 and 13,241.98

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Solution

The fourth proportional to 48,780.10, 73,175.05 and 13,241.98 is: 19,864.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,780.10 : 73,175.05 = 13,241.98 : x
  2. Step 2: Convert to fraction form
    48,780.10/73,175.05 = 13,241.98/x
  3. Step 3: Cross multiply
    48,780.10x = 73,175.05 × 13,241.98
  4. Step 4: Simplify right side
    48,780.10x = 968,982,548.60
  5. Step 5: Solve for x
    x = 968,982,548.60/48,780.10
  6. Step 6: Final answer
    x = 19,864.30

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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.