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Finding the Fourth Proportional to 35,959.56, 49,622.52 and 20,045.52

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Solution

The fourth proportional to 35,959.56, 49,622.52 and 20,045.52 is: 27,661.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,959.56 : 49,622.52 = 20,045.52 : x
  2. Step 2: Convert to fraction form
    35,959.56/49,622.52 = 20,045.52/x
  3. Step 3: Cross multiply
    35,959.56x = 49,622.52 × 20,045.52
  4. Step 4: Simplify right side
    35,959.56x = 994,709,217.11
  5. Step 5: Solve for x
    x = 994,709,217.11/35,959.56
  6. Step 6: Final answer
    x = 27,661.89

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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.