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Finding the Fourth Proportional to 17,870.92, 26,819.34 and 10,094.92

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Solution

The fourth proportional to 17,870.92, 26,819.34 and 10,094.92 is: 15,149.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,870.92 : 26,819.34 = 10,094.92 : x
  2. Step 2: Convert to fraction form
    17,870.92/26,819.34 = 10,094.92/x
  3. Step 3: Cross multiply
    17,870.92x = 26,819.34 × 10,094.92
  4. Step 4: Simplify right side
    17,870.92x = 270,739,091.75
  5. Step 5: Solve for x
    x = 270,739,091.75/17,870.92
  6. Step 6: Final answer
    x = 15,149.70

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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.