Home / 27,301.60-37,659.12-17,221.60

Finding the Fourth Proportional to 27,301.60, 37,659.12 and 17,221.60

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Solution

The fourth proportional to 27,301.60, 37,659.12 and 17,221.60 is: 23,755.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,301.60 : 37,659.12 = 17,221.60 : x
  2. Step 2: Convert to fraction form
    27,301.60/37,659.12 = 17,221.60/x
  3. Step 3: Cross multiply
    27,301.60x = 37,659.12 × 17,221.60
  4. Step 4: Simplify right side
    27,301.60x = 648,550,300.99
  5. Step 5: Solve for x
    x = 648,550,300.99/27,301.60
  6. Step 6: Final answer
    x = 23,755.03

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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.