Home / 48,548.14-66,996.45-28,408.89

Finding the Fourth Proportional to 48,548.14, 66,996.45 and 28,408.89

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Solution

The fourth proportional to 48,548.14, 66,996.45 and 28,408.89 is: 39,204.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,548.14 : 66,996.45 = 28,408.89 : x
  2. Step 2: Convert to fraction form
    48,548.14/66,996.45 = 28,408.89/x
  3. Step 3: Cross multiply
    48,548.14x = 66,996.45 × 28,408.89
  4. Step 4: Simplify right side
    48,548.14x = 1,903,294,778.44
  5. Step 5: Solve for x
    x = 1,903,294,778.44/48,548.14
  6. Step 6: Final answer
    x = 39,204.28

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1.5x scale

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.