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Finding the Fourth Proportional to 52,608.87, 72,601.52 and 28,735.74

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Solution

The fourth proportional to 52,608.87, 72,601.52 and 28,735.74 is: 39,656.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,608.87 : 72,601.52 = 28,735.74 : x
  2. Step 2: Convert to fraction form
    52,608.87/72,601.52 = 28,735.74/x
  3. Step 3: Cross multiply
    52,608.87x = 72,601.52 × 28,735.74
  4. Step 4: Simplify right side
    52,608.87x = 2,086,258,258.65
  5. Step 5: Solve for x
    x = 2,086,258,258.65/52,608.87
  6. Step 6: Final answer
    x = 39,656.02

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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.