Home / 55,371.98-76,418.94-32,718.30

Finding the Fourth Proportional to 55,371.98, 76,418.94 and 32,718.30

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Solution

The fourth proportional to 55,371.98, 76,418.94 and 32,718.30 is: 45,154.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,371.98 : 76,418.94 = 32,718.30 : x
  2. Step 2: Convert to fraction form
    55,371.98/76,418.94 = 32,718.30/x
  3. Step 3: Cross multiply
    55,371.98x = 76,418.94 × 32,718.30
  4. Step 4: Simplify right side
    55,371.98x = 2,500,297,804.60
  5. Step 5: Solve for x
    x = 2,500,297,804.60/55,371.98
  6. Step 6: Final answer
    x = 45,154.57

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1.5x scale

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.