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Finding the Fourth Proportional to 35,393.59, 53,035.30 and 13,201.03

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Solution

The fourth proportional to 35,393.59, 53,035.30 and 13,201.03 is: 19,781.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,393.59 : 53,035.30 = 13,201.03 : x
  2. Step 2: Convert to fraction form
    35,393.59/53,035.30 = 13,201.03/x
  3. Step 3: Cross multiply
    35,393.59x = 53,035.30 × 13,201.03
  4. Step 4: Simplify right side
    35,393.59x = 700,120,586.36
  5. Step 5: Solve for x
    x = 700,120,586.36/35,393.59
  6. Step 6: Final answer
    x = 19,781.00

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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.