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Finding the Fourth Proportional to 17,882.58, 26,804.43 and 7,482.18

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Solution

The fourth proportional to 17,882.58, 26,804.43 and 7,482.18 is: 11,215.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,882.58 : 26,804.43 = 7,482.18 : x
  2. Step 2: Convert to fraction form
    17,882.58/26,804.43 = 7,482.18/x
  3. Step 3: Cross multiply
    17,882.58x = 26,804.43 × 7,482.18
  4. Step 4: Simplify right side
    17,882.58x = 200,555,570.06
  5. Step 5: Solve for x
    x = 200,555,570.06/17,882.58
  6. Step 6: Final answer
    x = 11,215.14

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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.