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Finding the Fourth Proportional to 35,892.77, 49,532.49 and 19,761.95

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Solution

The fourth proportional to 35,892.77, 49,532.49 and 19,761.95 is: 27,271.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,892.77 : 49,532.49 = 19,761.95 : x
  2. Step 2: Convert to fraction form
    35,892.77/49,532.49 = 19,761.95/x
  3. Step 3: Cross multiply
    35,892.77x = 49,532.49 × 19,761.95
  4. Step 4: Simplify right side
    35,892.77x = 978,858,491.95
  5. Step 5: Solve for x
    x = 978,858,491.95/35,892.77
  6. Step 6: Final answer
    x = 27,271.75

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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.