Home / 33,136.80-45,727.42-18,029.52

Finding the Fourth Proportional to 33,136.80, 45,727.42 and 18,029.52

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Solution

The fourth proportional to 33,136.80, 45,727.42 and 18,029.52 is: 24,880.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,136.80 : 45,727.42 = 18,029.52 : x
  2. Step 2: Convert to fraction form
    33,136.80/45,727.42 = 18,029.52/x
  3. Step 3: Cross multiply
    33,136.80x = 45,727.42 × 18,029.52
  4. Step 4: Simplify right side
    33,136.80x = 824,443,343.29
  5. Step 5: Solve for x
    x = 824,443,343.29/33,136.80
  6. Step 6: Final answer
    x = 24,880.00

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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.