Home / 27,584.44-38,065.86-15,009.40

Finding the Fourth Proportional to 27,584.44, 38,065.86 and 15,009.40

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Solution

The fourth proportional to 27,584.44, 38,065.86 and 15,009.40 is: 20,712.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,584.44 : 38,065.86 = 15,009.40 : x
  2. Step 2: Convert to fraction form
    27,584.44/38,065.86 = 15,009.40/x
  3. Step 3: Cross multiply
    27,584.44x = 38,065.86 × 15,009.40
  4. Step 4: Simplify right side
    27,584.44x = 571,345,719.08
  5. Step 5: Solve for x
    x = 571,345,719.08/27,584.44
  6. Step 6: Final answer
    x = 20,712.61

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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.