Home / 19,572.54-27,010.14-11,189.04

Finding the Fourth Proportional to 19,572.54, 27,010.14 and 11,189.04

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Solution

The fourth proportional to 19,572.54, 27,010.14 and 11,189.04 is: 15,440.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,572.54 : 27,010.14 = 11,189.04 : x
  2. Step 2: Convert to fraction form
    19,572.54/27,010.14 = 11,189.04/x
  3. Step 3: Cross multiply
    19,572.54x = 27,010.14 × 11,189.04
  4. Step 4: Simplify right side
    19,572.54x = 302,217,536.87
  5. Step 5: Solve for x
    x = 302,217,536.87/19,572.54
  6. Step 6: Final answer
    x = 15,440.90

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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.