Home / 35,682.79-53,557.41-18,165.73

Finding the Fourth Proportional to 35,682.79, 53,557.41 and 18,165.73

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Solution

The fourth proportional to 35,682.79, 53,557.41 and 18,165.73 is: 27,265.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,682.79 : 53,557.41 = 18,165.73 : x
  2. Step 2: Convert to fraction form
    35,682.79/53,557.41 = 18,165.73/x
  3. Step 3: Cross multiply
    35,682.79x = 53,557.41 × 18,165.73
  4. Step 4: Simplify right side
    35,682.79x = 972,909,449.56
  5. Step 5: Solve for x
    x = 972,909,449.56/35,682.79
  6. Step 6: Final answer
    x = 27,265.51

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1.5x scale

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.