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Finding the Fourth Proportional to 17,300.68, 25,951.02 and 4,153.05

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Solution

The fourth proportional to 17,300.68, 25,951.02 and 4,153.05 is: 6,229.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,300.68 : 25,951.02 = 4,153.05 : x
  2. Step 2: Convert to fraction form
    17,300.68/25,951.02 = 4,153.05/x
  3. Step 3: Cross multiply
    17,300.68x = 25,951.02 × 4,153.05
  4. Step 4: Simplify right side
    17,300.68x = 107,775,875.82
  5. Step 5: Solve for x
    x = 107,775,875.82/17,300.68
  6. Step 6: Final answer
    x = 6,229.58

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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.