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Finding the Fourth Proportional to 15,434.60, 23,135.70 and 8,846.60

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Solution

The fourth proportional to 15,434.60, 23,135.70 and 8,846.60 is: 13,260.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,434.60 : 23,135.70 = 8,846.60 : x
  2. Step 2: Convert to fraction form
    15,434.60/23,135.70 = 8,846.60/x
  3. Step 3: Cross multiply
    15,434.60x = 23,135.70 × 8,846.60
  4. Step 4: Simplify right side
    15,434.60x = 204,672,283.62
  5. Step 5: Solve for x
    x = 204,672,283.62/15,434.60
  6. Step 6: Final answer
    x = 13,260.61

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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.