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Finding the Fourth Proportional to 15,652.60, 23,478.86 and 6,292.60

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Solution

The fourth proportional to 15,652.60, 23,478.86 and 6,292.60 is: 9,438.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,652.60 : 23,478.86 = 6,292.60 : x
  2. Step 2: Convert to fraction form
    15,652.60/23,478.86 = 6,292.60/x
  3. Step 3: Cross multiply
    15,652.60x = 23,478.86 × 6,292.60
  4. Step 4: Simplify right side
    15,652.60x = 147,743,074.44
  5. Step 5: Solve for x
    x = 147,743,074.44/15,652.60
  6. Step 6: Final answer
    x = 9,438.88

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1.5x scale

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.