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Finding the Fourth Proportional to 33,357.72, 46,033.02 and 18,453.72

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Solution

The fourth proportional to 33,357.72, 46,033.02 and 18,453.72 is: 25,465.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,357.72 : 46,033.02 = 18,453.72 : x
  2. Step 2: Convert to fraction form
    33,357.72/46,033.02 = 18,453.72/x
  3. Step 3: Cross multiply
    33,357.72x = 46,033.02 × 18,453.72
  4. Step 4: Simplify right side
    33,357.72x = 849,480,461.83
  5. Step 5: Solve for x
    x = 849,480,461.83/33,357.72
  6. Step 6: Final answer
    x = 25,465.78

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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.