Home / 41,979.15-62,962.34-13,900.34

Finding the Fourth Proportional to 41,979.15, 62,962.34 and 13,900.34

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Solution

The fourth proportional to 41,979.15, 62,962.34 and 13,900.34 is: 20,848.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,979.15 : 62,962.34 = 13,900.34 : x
  2. Step 2: Convert to fraction form
    41,979.15/62,962.34 = 13,900.34/x
  3. Step 3: Cross multiply
    41,979.15x = 62,962.34 × 13,900.34
  4. Step 4: Simplify right side
    41,979.15x = 875,197,548.88
  5. Step 5: Solve for x
    x = 875,197,548.88/41,979.15
  6. Step 6: Final answer
    x = 20,848.39

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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.