Home / 27,182.08-37,512.54-15,847.48

Finding the Fourth Proportional to 27,182.08, 37,512.54 and 15,847.48

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Solution

The fourth proportional to 27,182.08, 37,512.54 and 15,847.48 is: 21,870.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,182.08 : 37,512.54 = 15,847.48 : x
  2. Step 2: Convert to fraction form
    27,182.08/37,512.54 = 15,847.48/x
  3. Step 3: Cross multiply
    27,182.08x = 37,512.54 × 15,847.48
  4. Step 4: Simplify right side
    27,182.08x = 594,479,227.40
  5. Step 5: Solve for x
    x = 594,479,227.40/27,182.08
  6. Step 6: Final answer
    x = 21,870.26

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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.