Home / 31,259.07-43,136.45-17,834.67

Finding the Fourth Proportional to 31,259.07, 43,136.45 and 17,834.67

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Solution

The fourth proportional to 31,259.07, 43,136.45 and 17,834.67 is: 24,611.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,259.07 : 43,136.45 = 17,834.67 : x
  2. Step 2: Convert to fraction form
    31,259.07/43,136.45 = 17,834.67/x
  3. Step 3: Cross multiply
    31,259.07x = 43,136.45 × 17,834.67
  4. Step 4: Simplify right side
    31,259.07x = 769,324,369.39
  5. Step 5: Solve for x
    x = 769,324,369.39/31,259.07
  6. Step 6: Final answer
    x = 24,611.23

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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.