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Finding the Fourth Proportional to 17,079.98, 25,619.85 and 7,950.29

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Solution

The fourth proportional to 17,079.98, 25,619.85 and 7,950.29 is: 11,925.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,079.98 : 25,619.85 = 7,950.29 : x
  2. Step 2: Convert to fraction form
    17,079.98/25,619.85 = 7,950.29/x
  3. Step 3: Cross multiply
    17,079.98x = 25,619.85 × 7,950.29
  4. Step 4: Simplify right side
    17,079.98x = 203,685,109.16
  5. Step 5: Solve for x
    x = 203,685,109.16/17,079.98
  6. Step 6: Final answer
    x = 11,925.38

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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.