Home / 35,363.76-53,042.82-20,563.24

Finding the Fourth Proportional to 35,363.76, 53,042.82 and 20,563.24

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Solution

The fourth proportional to 35,363.76, 53,042.82 and 20,563.24 is: 30,843.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,363.76 : 53,042.82 = 20,563.24 : x
  2. Step 2: Convert to fraction form
    35,363.76/53,042.82 = 20,563.24/x
  3. Step 3: Cross multiply
    35,363.76x = 53,042.82 × 20,563.24
  4. Step 4: Simplify right side
    35,363.76x = 1,090,732,237.94
  5. Step 5: Solve for x
    x = 1,090,732,237.94/35,363.76
  6. Step 6: Final answer
    x = 30,843.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.