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Finding the Fourth Proportional to 17,584.20, 26,390.70 and 17,008.20

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Solution

The fourth proportional to 17,584.20, 26,390.70 and 17,008.20 is: 25,526.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,584.20 : 26,390.70 = 17,008.20 : x
  2. Step 2: Convert to fraction form
    17,584.20/26,390.70 = 17,008.20/x
  3. Step 3: Cross multiply
    17,584.20x = 26,390.70 × 17,008.20
  4. Step 4: Simplify right side
    17,584.20x = 448,858,303.74
  5. Step 5: Solve for x
    x = 448,858,303.74/17,584.20
  6. Step 6: Final answer
    x = 25,526.23

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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.