Home / 27,297.62-37,670.25-15,360.95

Finding the Fourth Proportional to 27,297.62, 37,670.25 and 15,360.95

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Solution

The fourth proportional to 27,297.62, 37,670.25 and 15,360.95 is: 21,197.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,297.62 : 37,670.25 = 15,360.95 : x
  2. Step 2: Convert to fraction form
    27,297.62/37,670.25 = 15,360.95/x
  3. Step 3: Cross multiply
    27,297.62x = 37,670.25 × 15,360.95
  4. Step 4: Simplify right side
    27,297.62x = 578,650,638.39
  5. Step 5: Solve for x
    x = 578,650,638.39/27,297.62
  6. Step 6: Final answer
    x = 21,197.85

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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.