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Finding the Fourth Proportional to 35,667.52, 49,220.64 and 19,751.44

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Solution

The fourth proportional to 35,667.52, 49,220.64 and 19,751.44 is: 27,256.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,667.52 : 49,220.64 = 19,751.44 : x
  2. Step 2: Convert to fraction form
    35,667.52/49,220.64 = 19,751.44/x
  3. Step 3: Cross multiply
    35,667.52x = 49,220.64 × 19,751.44
  4. Step 4: Simplify right side
    35,667.52x = 972,178,517.72
  5. Step 5: Solve for x
    x = 972,178,517.72/35,667.52
  6. Step 6: Final answer
    x = 27,256.69

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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.