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Finding the Fourth Proportional to 17,923.62, 26,884.08 and 7,250.65

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Solution

The fourth proportional to 17,923.62, 26,884.08 and 7,250.65 is: 10,875.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,923.62 : 26,884.08 = 7,250.65 : x
  2. Step 2: Convert to fraction form
    17,923.62/26,884.08 = 7,250.65/x
  3. Step 3: Cross multiply
    17,923.62x = 26,884.08 × 7,250.65
  4. Step 4: Simplify right side
    17,923.62x = 194,927,054.65
  5. Step 5: Solve for x
    x = 194,927,054.65/17,923.62
  6. Step 6: Final answer
    x = 10,875.43

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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.