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Finding the Fourth Proportional to 35,689.44, 49,250.70 and 19,773.84

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Solution

The fourth proportional to 35,689.44, 49,250.70 and 19,773.84 is: 27,287.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,689.44 : 49,250.70 = 19,773.84 : x
  2. Step 2: Convert to fraction form
    35,689.44/49,250.70 = 19,773.84/x
  3. Step 3: Cross multiply
    35,689.44x = 49,250.70 × 19,773.84
  4. Step 4: Simplify right side
    35,689.44x = 973,875,461.69
  5. Step 5: Solve for x
    x = 973,875,461.69/35,689.44
  6. Step 6: Final answer
    x = 27,287.50

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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.