Home / 33,137.49-45,728.36-18,030.21

Finding the Fourth Proportional to 33,137.49, 45,728.36 and 18,030.21

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Solution

The fourth proportional to 33,137.49, 45,728.36 and 18,030.21 is: 24,880.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,137.49 : 45,728.36 = 18,030.21 : x
  2. Step 2: Convert to fraction form
    33,137.49/45,728.36 = 18,030.21/x
  3. Step 3: Cross multiply
    33,137.49x = 45,728.36 × 18,030.21
  4. Step 4: Simplify right side
    33,137.49x = 824,491,933.76
  5. Step 5: Solve for x
    x = 824,491,933.76/33,137.49
  6. Step 6: Final answer
    x = 24,880.94

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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.