Home / 49,135.41-67,807.09-27,915.84

Finding the Fourth Proportional to 49,135.41, 67,807.09 and 27,915.84

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Solution

The fourth proportional to 49,135.41, 67,807.09 and 27,915.84 is: 38,523.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,135.41 : 67,807.09 = 27,915.84 : x
  2. Step 2: Convert to fraction form
    49,135.41/67,807.09 = 27,915.84/x
  3. Step 3: Cross multiply
    49,135.41x = 67,807.09 × 27,915.84
  4. Step 4: Simplify right side
    49,135.41x = 1,892,891,875.31
  5. Step 5: Solve for x
    x = 1,892,891,875.31/49,135.41
  6. Step 6: Final answer
    x = 38,523.99

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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.