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Finding the Fourth Proportional to 35,883.52, 49,518.64 and 19,967.52

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Solution

The fourth proportional to 35,883.52, 49,518.64 and 19,967.52 is: 27,554.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,883.52 : 49,518.64 = 19,967.52 : x
  2. Step 2: Convert to fraction form
    35,883.52/49,518.64 = 19,967.52/x
  3. Step 3: Cross multiply
    35,883.52x = 49,518.64 × 19,967.52
  4. Step 4: Simplify right side
    35,883.52x = 988,764,434.57
  5. Step 5: Solve for x
    x = 988,764,434.57/35,883.52
  6. Step 6: Final answer
    x = 27,554.83

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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.