Home / 49,132.21-67,805.22-27,915.88

Finding the Fourth Proportional to 49,132.21, 67,805.22 and 27,915.88

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Solution

The fourth proportional to 49,132.21, 67,805.22 and 27,915.88 is: 38,525.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,132.21 : 67,805.22 = 27,915.88 : x
  2. Step 2: Convert to fraction form
    49,132.21/67,805.22 = 27,915.88/x
  3. Step 3: Cross multiply
    49,132.21x = 67,805.22 × 27,915.88
  4. Step 4: Simplify right side
    49,132.21x = 1,892,842,384.89
  5. Step 5: Solve for x
    x = 1,892,842,384.89/49,132.21
  6. Step 6: Final answer
    x = 38,525.49

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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.