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Finding the Fourth Proportional to 17,068.44, 25,607.22 and 5,381.88

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Solution

The fourth proportional to 17,068.44, 25,607.22 and 5,381.88 is: 8,074.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,068.44 : 25,607.22 = 5,381.88 : x
  2. Step 2: Convert to fraction form
    17,068.44/25,607.22 = 5,381.88/x
  3. Step 3: Cross multiply
    17,068.44x = 25,607.22 × 5,381.88
  4. Step 4: Simplify right side
    17,068.44x = 137,814,985.17
  5. Step 5: Solve for x
    x = 137,814,985.17/17,068.44
  6. Step 6: Final answer
    x = 8,074.26

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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.