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Finding the Fourth Proportional to 35,409.95, 53,147.73 and 17,892.08

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Solution

The fourth proportional to 35,409.95, 53,147.73 and 17,892.08 is: 26,854.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,409.95 : 53,147.73 = 17,892.08 : x
  2. Step 2: Convert to fraction form
    35,409.95/53,147.73 = 17,892.08/x
  3. Step 3: Cross multiply
    35,409.95x = 53,147.73 × 17,892.08
  4. Step 4: Simplify right side
    35,409.95x = 950,923,436.98
  5. Step 5: Solve for x
    x = 950,923,436.98/35,409.95
  6. Step 6: Final answer
    x = 26,854.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.