Home / 33,136.47-45,728.42-18,029.13

Finding the Fourth Proportional to 33,136.47, 45,728.42 and 18,029.13

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Solution

The fourth proportional to 33,136.47, 45,728.42 and 18,029.13 is: 24,880.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,136.47 : 45,728.42 = 18,029.13 : x
  2. Step 2: Convert to fraction form
    33,136.47/45,728.42 = 18,029.13/x
  3. Step 3: Cross multiply
    33,136.47x = 45,728.42 × 18,029.13
  4. Step 4: Simplify right side
    33,136.47x = 824,443,776.59
  5. Step 5: Solve for x
    x = 824,443,776.59/33,136.47
  6. Step 6: Final answer
    x = 24,880.26

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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.