Home / 33,543.30-46,287-18,435.18

Finding the Fourth Proportional to 33,543.30, 46,287 and 18,435.18

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Solution

The fourth proportional to 33,543.30, 46,287 and 18,435.18 is: 25,439.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,543.30 : 46,287 = 18,435.18 : x
  2. Step 2: Convert to fraction form
    33,543.30/46,287 = 18,435.18/x
  3. Step 3: Cross multiply
    33,543.30x = 46,287 × 18,435.18
  4. Step 4: Simplify right side
    33,543.30x = 853,309,176.66
  5. Step 5: Solve for x
    x = 853,309,176.66/33,543.30
  6. Step 6: Final answer
    x = 25,439.03

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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.