Home / 48,728.66-67,244.19-27,509.90

Finding the Fourth Proportional to 48,728.66, 67,244.19 and 27,509.90

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Solution

The fourth proportional to 48,728.66, 67,244.19 and 27,509.90 is: 37,962.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,728.66 : 67,244.19 = 27,509.90 : x
  2. Step 2: Convert to fraction form
    48,728.66/67,244.19 = 27,509.90/x
  3. Step 3: Cross multiply
    48,728.66x = 67,244.19 × 27,509.90
  4. Step 4: Simplify right side
    48,728.66x = 1,849,880,942.48
  5. Step 5: Solve for x
    x = 1,849,880,942.48/48,728.66
  6. Step 6: Final answer
    x = 37,962.89

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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.