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Finding the Fourth Proportional to 17,873.92, 26,810.88 and 6,180.76

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Solution

The fourth proportional to 17,873.92, 26,810.88 and 6,180.76 is: 9,271.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,873.92 : 26,810.88 = 6,180.76 : x
  2. Step 2: Convert to fraction form
    17,873.92/26,810.88 = 6,180.76/x
  3. Step 3: Cross multiply
    17,873.92x = 26,810.88 × 6,180.76
  4. Step 4: Simplify right side
    17,873.92x = 165,711,614.67
  5. Step 5: Solve for x
    x = 165,711,614.67/17,873.92
  6. Step 6: Final answer
    x = 9,271.14

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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.