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Finding the Fourth Proportional to 17,019.81, 25,529.72 and 5,333.94

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Solution

The fourth proportional to 17,019.81, 25,529.72 and 5,333.94 is: 8,000.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,019.81 : 25,529.72 = 5,333.94 : x
  2. Step 2: Convert to fraction form
    17,019.81/25,529.72 = 5,333.94/x
  3. Step 3: Cross multiply
    17,019.81x = 25,529.72 × 5,333.94
  4. Step 4: Simplify right side
    17,019.81x = 136,173,994.70
  5. Step 5: Solve for x
    x = 136,173,994.70/17,019.81
  6. Step 6: Final answer
    x = 8,000.91

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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.