Home / 27,627.74-38,126.31-15,052.49

Finding the Fourth Proportional to 27,627.74, 38,126.31 and 15,052.49

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Solution

The fourth proportional to 27,627.74, 38,126.31 and 15,052.49 is: 20,772.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,627.74 : 38,126.31 = 15,052.49 : x
  2. Step 2: Convert to fraction form
    27,627.74/38,126.31 = 15,052.49/x
  3. Step 3: Cross multiply
    27,627.74x = 38,126.31 × 15,052.49
  4. Step 4: Simplify right side
    27,627.74x = 573,895,900.01
  5. Step 5: Solve for x
    x = 573,895,900.01/27,627.74
  6. Step 6: Final answer
    x = 20,772.45

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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.