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Finding the Fourth Proportional to 35,663.82, 49,214.07 and 19,747.86

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Solution

The fourth proportional to 35,663.82, 49,214.07 and 19,747.86 is: 27,250.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,663.82 : 49,214.07 = 19,747.86 : x
  2. Step 2: Convert to fraction form
    35,663.82/49,214.07 = 19,747.86/x
  3. Step 3: Cross multiply
    35,663.82x = 49,214.07 × 19,747.86
  4. Step 4: Simplify right side
    35,663.82x = 971,872,564.39
  5. Step 5: Solve for x
    x = 971,872,564.39/35,663.82
  6. Step 6: Final answer
    x = 27,250.94

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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.