Home / 35,896.47-49,536.34-20,789.79

Finding the Fourth Proportional to 35,896.47, 49,536.34 and 20,789.79

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Solution

The fourth proportional to 35,896.47, 49,536.34 and 20,789.79 is: 28,689.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,896.47 : 49,536.34 = 20,789.79 : x
  2. Step 2: Convert to fraction form
    35,896.47/49,536.34 = 20,789.79/x
  3. Step 3: Cross multiply
    35,896.47x = 49,536.34 × 20,789.79
  4. Step 4: Simplify right side
    35,896.47x = 1,029,850,105.97
  5. Step 5: Solve for x
    x = 1,029,850,105.97/35,896.47
  6. Step 6: Final answer
    x = 28,689.45

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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.