Home / 27,511.65-38,160.31-26,782.47

Finding the Fourth Proportional to 27,511.65, 38,160.31 and 26,782.47

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Solution

The fourth proportional to 27,511.65, 38,160.31 and 26,782.47 is: 37,148.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,511.65 : 38,160.31 = 26,782.47 : x
  2. Step 2: Convert to fraction form
    27,511.65/38,160.31 = 26,782.47/x
  3. Step 3: Cross multiply
    27,511.65x = 38,160.31 × 26,782.47
  4. Step 4: Simplify right side
    27,511.65x = 1,022,027,223.85
  5. Step 5: Solve for x
    x = 1,022,027,223.85/27,511.65
  6. Step 6: Final answer
    x = 37,148.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.