Home / 31,224.70-43,087.39-17,611.99

Finding the Fourth Proportional to 31,224.70, 43,087.39 and 17,611.99

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Solution

The fourth proportional to 31,224.70, 43,087.39 and 17,611.99 is: 24,303.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,224.70 : 43,087.39 = 17,611.99 : x
  2. Step 2: Convert to fraction form
    31,224.70/43,087.39 = 17,611.99/x
  3. Step 3: Cross multiply
    31,224.70x = 43,087.39 × 17,611.99
  4. Step 4: Simplify right side
    31,224.70x = 758,854,681.81
  5. Step 5: Solve for x
    x = 758,854,681.81/31,224.70
  6. Step 6: Final answer
    x = 24,303.03

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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.