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Finding the Fourth Proportional to 16,597.96, 24,897.02 and 4,911.28

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Solution

The fourth proportional to 16,597.96, 24,897.02 and 4,911.28 is: 7,366.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,597.96 : 24,897.02 = 4,911.28 : x
  2. Step 2: Convert to fraction form
    16,597.96/24,897.02 = 4,911.28/x
  3. Step 3: Cross multiply
    16,597.96x = 24,897.02 × 4,911.28
  4. Step 4: Simplify right side
    16,597.96x = 122,276,236.39
  5. Step 5: Solve for x
    x = 122,276,236.39/16,597.96
  6. Step 6: Final answer
    x = 7,366.94

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Double scale
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Similar ratio
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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.