Home / 35,289.82-52,933.02-13,107.52

Finding the Fourth Proportional to 35,289.82, 52,933.02 and 13,107.52

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Solution

The fourth proportional to 35,289.82, 52,933.02 and 13,107.52 is: 19,660.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,289.82 : 52,933.02 = 13,107.52 : x
  2. Step 2: Convert to fraction form
    35,289.82/52,933.02 = 13,107.52/x
  3. Step 3: Cross multiply
    35,289.82x = 52,933.02 × 13,107.52
  4. Step 4: Simplify right side
    35,289.82x = 693,820,618.31
  5. Step 5: Solve for x
    x = 693,820,618.31/35,289.82
  6. Step 6: Final answer
    x = 19,660.64

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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.