Home / 27,114.70-37,433.24-18,209.51

Finding the Fourth Proportional to 27,114.70, 37,433.24 and 18,209.51

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Solution

The fourth proportional to 27,114.70, 37,433.24 and 18,209.51 is: 25,139.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,114.70 : 37,433.24 = 18,209.51 : x
  2. Step 2: Convert to fraction form
    27,114.70/37,433.24 = 18,209.51/x
  3. Step 3: Cross multiply
    27,114.70x = 37,433.24 × 18,209.51
  4. Step 4: Simplify right side
    27,114.70x = 681,640,888.56
  5. Step 5: Solve for x
    x = 681,640,888.56/27,114.70
  6. Step 6: Final answer
    x = 25,139.16

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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.