Home / 27,586.08-41,386.50-7,866.36

Finding the Fourth Proportional to 27,586.08, 41,386.50 and 7,866.36

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Solution

The fourth proportional to 27,586.08, 41,386.50 and 7,866.36 is: 11,801.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,586.08 : 41,386.50 = 7,866.36 : x
  2. Step 2: Convert to fraction form
    27,586.08/41,386.50 = 7,866.36/x
  3. Step 3: Cross multiply
    27,586.08x = 41,386.50 × 7,866.36
  4. Step 4: Simplify right side
    27,586.08x = 325,561,108.14
  5. Step 5: Solve for x
    x = 325,561,108.14/27,586.08
  6. Step 6: Final answer
    x = 11,801.64

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1.5x scale

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.