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Finding the Fourth Proportional to 35,493.53, 48,981.65 and 19,577.97

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Solution

The fourth proportional to 35,493.53, 48,981.65 and 19,577.97 is: 27,017.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,493.53 : 48,981.65 = 19,577.97 : x
  2. Step 2: Convert to fraction form
    35,493.53/48,981.65 = 19,577.97/x
  3. Step 3: Cross multiply
    35,493.53x = 48,981.65 × 19,577.97
  4. Step 4: Simplify right side
    35,493.53x = 958,961,176.36
  5. Step 5: Solve for x
    x = 958,961,176.36/35,493.53
  6. Step 6: Final answer
    x = 27,017.92

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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.