Home / 27,584.50-38,066.70-15,009.26

Finding the Fourth Proportional to 27,584.50, 38,066.70 and 15,009.26

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Solution

The fourth proportional to 27,584.50, 38,066.70 and 15,009.26 is: 20,712.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,584.50 : 38,066.70 = 15,009.26 : x
  2. Step 2: Convert to fraction form
    27,584.50/38,066.70 = 15,009.26/x
  3. Step 3: Cross multiply
    27,584.50x = 38,066.70 × 15,009.26
  4. Step 4: Simplify right side
    27,584.50x = 571,352,997.64
  5. Step 5: Solve for x
    x = 571,352,997.64/27,584.50
  6. Step 6: Final answer
    x = 20,712.83

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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.