Home / 51,571.84-71,175.68-29,211.52

Finding the Fourth Proportional to 51,571.84, 71,175.68 and 29,211.52

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Solution

The fourth proportional to 51,571.84, 71,175.68 and 29,211.52 is: 40,315.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,571.84 : 71,175.68 = 29,211.52 : x
  2. Step 2: Convert to fraction form
    51,571.84/71,175.68 = 29,211.52/x
  3. Step 3: Cross multiply
    51,571.84x = 71,175.68 × 29,211.52
  4. Step 4: Simplify right side
    51,571.84x = 2,079,149,799.83
  5. Step 5: Solve for x
    x = 2,079,149,799.83/51,571.84
  6. Step 6: Final answer
    x = 40,315.60

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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.