Home / 27,022.68-37,290.68-15,087.13

Finding the Fourth Proportional to 27,022.68, 37,290.68 and 15,087.13

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Solution

The fourth proportional to 27,022.68, 37,290.68 and 15,087.13 is: 20,819.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,022.68 : 37,290.68 = 15,087.13 : x
  2. Step 2: Convert to fraction form
    27,022.68/37,290.68 = 15,087.13/x
  3. Step 3: Cross multiply
    27,022.68x = 37,290.68 × 15,087.13
  4. Step 4: Simplify right side
    27,022.68x = 562,609,224.86
  5. Step 5: Solve for x
    x = 562,609,224.86/27,022.68
  6. Step 6: Final answer
    x = 20,819.89

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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.