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Finding the Fourth Proportional to 15,898.56, 23,865.60 and 9,336.96

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Solution

The fourth proportional to 15,898.56, 23,865.60 and 9,336.96 is: 14,015.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,898.56 : 23,865.60 = 9,336.96 : x
  2. Step 2: Convert to fraction form
    15,898.56/23,865.60 = 9,336.96/x
  3. Step 3: Cross multiply
    15,898.56x = 23,865.60 × 9,336.96
  4. Step 4: Simplify right side
    15,898.56x = 222,832,152.58
  5. Step 5: Solve for x
    x = 222,832,152.58/15,898.56
  6. Step 6: Final answer
    x = 14,015.87

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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.