Home / 27,511.56-37,898.70-19,935.48

Finding the Fourth Proportional to 27,511.56, 37,898.70 and 19,935.48

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Solution

The fourth proportional to 27,511.56, 37,898.70 and 19,935.48 is: 27,462.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,511.56 : 37,898.70 = 19,935.48 : x
  2. Step 2: Convert to fraction form
    27,511.56/37,898.70 = 19,935.48/x
  3. Step 3: Cross multiply
    27,511.56x = 37,898.70 × 19,935.48
  4. Step 4: Simplify right side
    27,511.56x = 755,528,775.88
  5. Step 5: Solve for x
    x = 755,528,775.88/27,511.56
  6. Step 6: Final answer
    x = 27,462.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.