Home / 48,135.94-66,429.11-26,915.15

Finding the Fourth Proportional to 48,135.94, 66,429.11 and 26,915.15

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Solution

The fourth proportional to 48,135.94, 66,429.11 and 26,915.15 is: 37,143.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,135.94 : 66,429.11 = 26,915.15 : x
  2. Step 2: Convert to fraction form
    48,135.94/66,429.11 = 26,915.15/x
  3. Step 3: Cross multiply
    48,135.94x = 66,429.11 × 26,915.15
  4. Step 4: Simplify right side
    48,135.94x = 1,787,949,693.38
  5. Step 5: Solve for x
    x = 1,787,949,693.38/48,135.94
  6. Step 6: Final answer
    x = 37,143.76

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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.