Home / 52,729.53-72,766.76-28,856.22

Finding the Fourth Proportional to 52,729.53, 72,766.76 and 28,856.22

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Solution

The fourth proportional to 52,729.53, 72,766.76 and 28,856.22 is: 39,821.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,729.53 : 72,766.76 = 28,856.22 : x
  2. Step 2: Convert to fraction form
    52,729.53/72,766.76 = 28,856.22/x
  3. Step 3: Cross multiply
    52,729.53x = 72,766.76 × 28,856.22
  4. Step 4: Simplify right side
    52,729.53x = 2,099,773,635.25
  5. Step 5: Solve for x
    x = 2,099,773,635.25/52,729.53
  6. Step 6: Final answer
    x = 39,821.59

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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.