Home / 26,812.62-37,006.16-15,480.54

Finding the Fourth Proportional to 26,812.62, 37,006.16 and 15,480.54

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Solution

The fourth proportional to 26,812.62, 37,006.16 and 15,480.54 is: 21,365.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,812.62 : 37,006.16 = 15,480.54 : x
  2. Step 2: Convert to fraction form
    26,812.62/37,006.16 = 15,480.54/x
  3. Step 3: Cross multiply
    26,812.62x = 37,006.16 × 15,480.54
  4. Step 4: Simplify right side
    26,812.62x = 572,875,262.72
  5. Step 5: Solve for x
    x = 572,875,262.72/26,812.62
  6. Step 6: Final answer
    x = 21,365.88

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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.