Home / 17,817.72-24,588.18-11,529.96

Finding the Fourth Proportional to 17,817.72, 24,588.18 and 11,529.96

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Solution

The fourth proportional to 17,817.72, 24,588.18 and 11,529.96 is: 15,911.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,817.72 : 24,588.18 = 11,529.96 : x
  2. Step 2: Convert to fraction form
    17,817.72/24,588.18 = 11,529.96/x
  3. Step 3: Cross multiply
    17,817.72x = 24,588.18 × 11,529.96
  4. Step 4: Simplify right side
    17,817.72x = 283,500,731.87
  5. Step 5: Solve for x
    x = 283,500,731.87/17,817.72
  6. Step 6: Final answer
    x = 15,911.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.