Home / 11,942.53-17,914.40-4,444.45

Finding the Fourth Proportional to 11,942.53, 17,914.40 and 4,444.45

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Solution

The fourth proportional to 11,942.53, 17,914.40 and 4,444.45 is: 6,666.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,942.53 : 17,914.40 = 4,444.45 : x
  2. Step 2: Convert to fraction form
    11,942.53/17,914.40 = 4,444.45/x
  3. Step 3: Cross multiply
    11,942.53x = 17,914.40 × 4,444.45
  4. Step 4: Simplify right side
    11,942.53x = 79,619,543.29
  5. Step 5: Solve for x
    x = 79,619,543.29/11,942.53
  6. Step 6: Final answer
    x = 6,666.89

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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.