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Finding the Fourth Proportional to 11,952.35, 17,930.68 and 9,750.71

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Solution

The fourth proportional to 11,952.35, 17,930.68 and 9,750.71 is: 14,627.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,952.35 : 17,930.68 = 9,750.71 : x
  2. Step 2: Convert to fraction form
    11,952.35/17,930.68 = 9,750.71/x
  3. Step 3: Cross multiply
    11,952.35x = 17,930.68 × 9,750.71
  4. Step 4: Simplify right side
    11,952.35x = 174,836,746.75
  5. Step 5: Solve for x
    x = 174,836,746.75/11,952.35
  6. Step 6: Final answer
    x = 14,627.81

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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.