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Finding the Fourth Proportional to 17,800.73, 26,699.39 and 7,271.13

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Solution

The fourth proportional to 17,800.73, 26,699.39 and 7,271.13 is: 10,906.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,800.73 : 26,699.39 = 7,271.13 : x
  2. Step 2: Convert to fraction form
    17,800.73/26,699.39 = 7,271.13/x
  3. Step 3: Cross multiply
    17,800.73x = 26,699.39 × 7,271.13
  4. Step 4: Simplify right side
    17,800.73x = 194,134,826.64
  5. Step 5: Solve for x
    x = 194,134,826.64/17,800.73
  6. Step 6: Final answer
    x = 10,906.00

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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.