Home / 35,786.52-53,662.36-10,821.76

Finding the Fourth Proportional to 35,786.52, 53,662.36 and 10,821.76

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Solution

The fourth proportional to 35,786.52, 53,662.36 and 10,821.76 is: 16,227.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,786.52 : 53,662.36 = 10,821.76 : x
  2. Step 2: Convert to fraction form
    35,786.52/53,662.36 = 10,821.76/x
  3. Step 3: Cross multiply
    35,786.52x = 53,662.36 × 10,821.76
  4. Step 4: Simplify right side
    35,786.52x = 580,721,180.95
  5. Step 5: Solve for x
    x = 580,721,180.95/35,786.52
  6. Step 6: Final answer
    x = 16,227.37

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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.