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Finding the Fourth Proportional to 35,753.55, 49,342.98 and 19,623.99

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Solution

The fourth proportional to 35,753.55, 49,342.98 and 19,623.99 is: 27,082.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,753.55 : 49,342.98 = 19,623.99 : x
  2. Step 2: Convert to fraction form
    35,753.55/49,342.98 = 19,623.99/x
  3. Step 3: Cross multiply
    35,753.55x = 49,342.98 × 19,623.99
  4. Step 4: Simplify right side
    35,753.55x = 968,306,146.09
  5. Step 5: Solve for x
    x = 968,306,146.09/35,753.55
  6. Step 6: Final answer
    x = 27,082.80

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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.