Home / 55,116.65-82,709.00-25,528.97

Finding the Fourth Proportional to 55,116.65, 82,709.00 and 25,528.97

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Solution

The fourth proportional to 55,116.65, 82,709.00 and 25,528.97 is: 38,309.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,116.65 : 82,709.00 = 25,528.97 : x
  2. Step 2: Convert to fraction form
    55,116.65/82,709.00 = 25,528.97/x
  3. Step 3: Cross multiply
    55,116.65x = 82,709.00 × 25,528.97
  4. Step 4: Simplify right side
    55,116.65x = 2,111,475,452.09
  5. Step 5: Solve for x
    x = 2,111,475,452.09/55,116.65
  6. Step 6: Final answer
    x = 38,309.21

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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.