Home / 33,491.32-46,218.60-18,385.39

Finding the Fourth Proportional to 33,491.32, 46,218.60 and 18,385.39

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Solution

The fourth proportional to 33,491.32, 46,218.60 and 18,385.39 is: 25,372.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,491.32 : 46,218.60 = 18,385.39 : x
  2. Step 2: Convert to fraction form
    33,491.32/46,218.60 = 18,385.39/x
  3. Step 3: Cross multiply
    33,491.32x = 46,218.60 × 18,385.39
  4. Step 4: Simplify right side
    33,491.32x = 849,746,986.25
  5. Step 5: Solve for x
    x = 849,746,986.25/33,491.32
  6. Step 6: Final answer
    x = 25,372.16

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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.