Home / 51,848.38-77,784.87-16,787.98

Finding the Fourth Proportional to 51,848.38, 77,784.87 and 16,787.98

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Solution

The fourth proportional to 51,848.38, 77,784.87 and 16,787.98 is: 25,185.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,848.38 : 77,784.87 = 16,787.98 : x
  2. Step 2: Convert to fraction form
    51,848.38/77,784.87 = 16,787.98/x
  3. Step 3: Cross multiply
    51,848.38x = 77,784.87 × 16,787.98
  4. Step 4: Simplify right side
    51,848.38x = 1,305,850,841.86
  5. Step 5: Solve for x
    x = 1,305,850,841.86/51,848.38
  6. Step 6: Final answer
    x = 25,185.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.