Home / 39,212.84-54,136.08-25,823

Finding the Fourth Proportional to 39,212.84, 54,136.08 and 25,823

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Solution

The fourth proportional to 39,212.84, 54,136.08 and 25,823 is: 35,650.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,212.84 : 54,136.08 = 25,823 : x
  2. Step 2: Convert to fraction form
    39,212.84/54,136.08 = 25,823/x
  3. Step 3: Cross multiply
    39,212.84x = 54,136.08 × 25,823
  4. Step 4: Simplify right side
    39,212.84x = 1,397,955,993.84
  5. Step 5: Solve for x
    x = 1,397,955,993.84/39,212.84
  6. Step 6: Final answer
    x = 35,650.47

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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.