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Finding the Fourth Proportional to 17,581.12, 26,382.44 and 7,050.02

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Solution

The fourth proportional to 17,581.12, 26,382.44 and 7,050.02 is: 10,579.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,581.12 : 26,382.44 = 7,050.02 : x
  2. Step 2: Convert to fraction form
    17,581.12/26,382.44 = 7,050.02/x
  3. Step 3: Cross multiply
    17,581.12x = 26,382.44 × 7,050.02
  4. Step 4: Simplify right side
    17,581.12x = 185,996,763.76
  5. Step 5: Solve for x
    x = 185,996,763.76/17,581.12
  6. Step 6: Final answer
    x = 10,579.35

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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.