Home / 55,331.54-82,984.67-15,888.34

Finding the Fourth Proportional to 55,331.54, 82,984.67 and 15,888.34

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Solution

The fourth proportional to 55,331.54, 82,984.67 and 15,888.34 is: 23,828.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,331.54 : 82,984.67 = 15,888.34 : x
  2. Step 2: Convert to fraction form
    55,331.54/82,984.67 = 15,888.34/x
  3. Step 3: Cross multiply
    55,331.54x = 82,984.67 × 15,888.34
  4. Step 4: Simplify right side
    55,331.54x = 1,318,488,651.75
  5. Step 5: Solve for x
    x = 1,318,488,651.75/55,331.54
  6. Step 6: Final answer
    x = 23,828.88

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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.