Home / 53,010.38-73,153.38-29,137.05

Finding the Fourth Proportional to 53,010.38, 73,153.38 and 29,137.05

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Solution

The fourth proportional to 53,010.38, 73,153.38 and 29,137.05 is: 40,208.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,010.38 : 73,153.38 = 29,137.05 : x
  2. Step 2: Convert to fraction form
    53,010.38/73,153.38 = 29,137.05/x
  3. Step 3: Cross multiply
    53,010.38x = 73,153.38 × 29,137.05
  4. Step 4: Simplify right side
    53,010.38x = 2,131,473,179.28
  5. Step 5: Solve for x
    x = 2,131,473,179.28/53,010.38
  6. Step 6: Final answer
    x = 40,208.60

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Double scale
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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.