Home / 54,888.47-82,309.38-17,438.52

Finding the Fourth Proportional to 54,888.47, 82,309.38 and 17,438.52

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Solution

The fourth proportional to 54,888.47, 82,309.38 and 17,438.52 is: 26,150.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,888.47 : 82,309.38 = 17,438.52 : x
  2. Step 2: Convert to fraction form
    54,888.47/82,309.38 = 17,438.52/x
  3. Step 3: Cross multiply
    54,888.47x = 82,309.38 × 17,438.52
  4. Step 4: Simplify right side
    54,888.47x = 1,435,353,769.32
  5. Step 5: Solve for x
    x = 1,435,353,769.32/54,888.47
  6. Step 6: Final answer
    x = 26,150.37

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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.