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Finding the Fourth Proportional to 35,262.96, 48,662.64 and 19,348.08

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Solution

The fourth proportional to 35,262.96, 48,662.64 and 19,348.08 is: 26,700.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,262.96 : 48,662.64 = 19,348.08 : x
  2. Step 2: Convert to fraction form
    35,262.96/48,662.64 = 19,348.08/x
  3. Step 3: Cross multiply
    35,262.96x = 48,662.64 × 19,348.08
  4. Step 4: Simplify right side
    35,262.96x = 941,528,651.73
  5. Step 5: Solve for x
    x = 941,528,651.73/35,262.96
  6. Step 6: Final answer
    x = 26,700.22

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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.