Home / 33,819.26-46,641.95-20,387.57

Finding the Fourth Proportional to 33,819.26, 46,641.95 and 20,387.57

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Solution

The fourth proportional to 33,819.26, 46,641.95 and 20,387.57 is: 28,117.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,819.26 : 46,641.95 = 20,387.57 : x
  2. Step 2: Convert to fraction form
    33,819.26/46,641.95 = 20,387.57/x
  3. Step 3: Cross multiply
    33,819.26x = 46,641.95 × 20,387.57
  4. Step 4: Simplify right side
    33,819.26x = 950,916,035.23
  5. Step 5: Solve for x
    x = 950,916,035.23/33,819.26
  6. Step 6: Final answer
    x = 28,117.59

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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.