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Finding the Fourth Proportional to 11,483.70, 17,225.55 and 11,046.30

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Solution

The fourth proportional to 11,483.70, 17,225.55 and 11,046.30 is: 16,569.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,483.70 : 17,225.55 = 11,046.30 : x
  2. Step 2: Convert to fraction form
    11,483.70/17,225.55 = 11,046.30/x
  3. Step 3: Cross multiply
    11,483.70x = 17,225.55 × 11,046.30
  4. Step 4: Simplify right side
    11,483.70x = 190,278,592.97
  5. Step 5: Solve for x
    x = 190,278,592.97/11,483.70
  6. Step 6: Final answer
    x = 16,569.45

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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.