Home / 33,140.87-45,733.84-18,033.13

Finding the Fourth Proportional to 33,140.87, 45,733.84 and 18,033.13

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Solution

The fourth proportional to 33,140.87, 45,733.84 and 18,033.13 is: 24,885.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,140.87 : 45,733.84 = 18,033.13 : x
  2. Step 2: Convert to fraction form
    33,140.87/45,733.84 = 18,033.13/x
  3. Step 3: Cross multiply
    33,140.87x = 45,733.84 × 18,033.13
  4. Step 4: Simplify right side
    33,140.87x = 824,724,122.70
  5. Step 5: Solve for x
    x = 824,724,122.70/33,140.87
  6. Step 6: Final answer
    x = 24,885.41

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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.