Home / 51,976.04-77,963.36-12,532.83

Finding the Fourth Proportional to 51,976.04, 77,963.36 and 12,532.83

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Solution

The fourth proportional to 51,976.04, 77,963.36 and 12,532.83 is: 18,799.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,976.04 : 77,963.36 = 12,532.83 : x
  2. Step 2: Convert to fraction form
    51,976.04/77,963.36 = 12,532.83/x
  3. Step 3: Cross multiply
    51,976.04x = 77,963.36 × 12,532.83
  4. Step 4: Simplify right side
    51,976.04x = 977,101,474.44
  5. Step 5: Solve for x
    x = 977,101,474.44/51,976.04
  6. Step 6: Final answer
    x = 18,799.08

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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.