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Finding the Fourth Proportional to 35,699.25, 49,265.25 and 19,783.97

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Solution

The fourth proportional to 35,699.25, 49,265.25 and 19,783.97 is: 27,302.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,699.25 : 49,265.25 = 19,783.97 : x
  2. Step 2: Convert to fraction form
    35,699.25/49,265.25 = 19,783.97/x
  3. Step 3: Cross multiply
    35,699.25x = 49,265.25 × 19,783.97
  4. Step 4: Simplify right side
    35,699.25x = 974,661,981.72
  5. Step 5: Solve for x
    x = 974,661,981.72/35,699.25
  6. Step 6: Final answer
    x = 27,302.03

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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.