Home / 35,439.73-53,159.97-15,173.75

Finding the Fourth Proportional to 35,439.73, 53,159.97 and 15,173.75

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Solution

The fourth proportional to 35,439.73, 53,159.97 and 15,173.75 is: 22,760.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,439.73 : 53,159.97 = 15,173.75 : x
  2. Step 2: Convert to fraction form
    35,439.73/53,159.97 = 15,173.75/x
  3. Step 3: Cross multiply
    35,439.73x = 53,159.97 × 15,173.75
  4. Step 4: Simplify right side
    35,439.73x = 806,636,284.59
  5. Step 5: Solve for x
    x = 806,636,284.59/35,439.73
  6. Step 6: Final answer
    x = 22,760.79

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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.