Home / 51,551.24-77,277.65-21,928.32

Finding the Fourth Proportional to 51,551.24, 77,277.65 and 21,928.32

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Solution

The fourth proportional to 51,551.24, 77,277.65 and 21,928.32 is: 32,871.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,551.24 : 77,277.65 = 21,928.32 : x
  2. Step 2: Convert to fraction form
    51,551.24/77,277.65 = 21,928.32/x
  3. Step 3: Cross multiply
    51,551.24x = 77,277.65 × 21,928.32
  4. Step 4: Simplify right side
    51,551.24x = 1,694,568,928.41
  5. Step 5: Solve for x
    x = 1,694,568,928.41/51,551.24
  6. Step 6: Final answer
    x = 32,871.55

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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.