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Finding the Fourth Proportional to 12,059.70, 16,648.02 and 9,076.68

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Solution

The fourth proportional to 12,059.70, 16,648.02 and 9,076.68 is: 12,530.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,059.70 : 16,648.02 = 9,076.68 : x
  2. Step 2: Convert to fraction form
    12,059.70/16,648.02 = 9,076.68/x
  3. Step 3: Cross multiply
    12,059.70x = 16,648.02 × 9,076.68
  4. Step 4: Simplify right side
    12,059.70x = 151,108,750.17
  5. Step 5: Solve for x
    x = 151,108,750.17/12,059.70
  6. Step 6: Final answer
    x = 12,530.06

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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.