Home / 33,136.89-45,727.54-18,029.61

Finding the Fourth Proportional to 33,136.89, 45,727.54 and 18,029.61

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Solution

The fourth proportional to 33,136.89, 45,727.54 and 18,029.61 is: 24,880.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,136.89 : 45,727.54 = 18,029.61 : x
  2. Step 2: Convert to fraction form
    33,136.89/45,727.54 = 18,029.61/x
  3. Step 3: Cross multiply
    33,136.89x = 45,727.54 × 18,029.61
  4. Step 4: Simplify right side
    33,136.89x = 824,449,712.46
  5. Step 5: Solve for x
    x = 824,449,712.46/33,136.89
  6. Step 6: Final answer
    x = 24,880.12

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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.