Home / 51,852.64-77,633.70-28,074.82

Finding the Fourth Proportional to 51,852.64, 77,633.70 and 28,074.82

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Solution

The fourth proportional to 51,852.64, 77,633.70 and 28,074.82 is: 42,033.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,852.64 : 77,633.70 = 28,074.82 : x
  2. Step 2: Convert to fraction form
    51,852.64/77,633.70 = 28,074.82/x
  3. Step 3: Cross multiply
    51,852.64x = 77,633.70 × 28,074.82
  4. Step 4: Simplify right side
    51,852.64x = 2,179,552,153.43
  5. Step 5: Solve for x
    x = 2,179,552,153.43/51,852.64
  6. Step 6: Final answer
    x = 42,033.58

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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.