Home / 33,124.14-45,715.50-18,977.04

Finding the Fourth Proportional to 33,124.14, 45,715.50 and 18,977.04

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Solution

The fourth proportional to 33,124.14, 45,715.50 and 18,977.04 is: 26,190.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,124.14 : 45,715.50 = 18,977.04 : x
  2. Step 2: Convert to fraction form
    33,124.14/45,715.50 = 18,977.04/x
  3. Step 3: Cross multiply
    33,124.14x = 45,715.50 × 18,977.04
  4. Step 4: Simplify right side
    33,124.14x = 867,544,872.12
  5. Step 5: Solve for x
    x = 867,544,872.12/33,124.14
  6. Step 6: Final answer
    x = 26,190.71

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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.