Home / 35,729.97-53,602.13-12,036.57

Finding the Fourth Proportional to 35,729.97, 53,602.13 and 12,036.57

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Solution

The fourth proportional to 35,729.97, 53,602.13 and 12,036.57 is: 18,057.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,729.97 : 53,602.13 = 12,036.57 : x
  2. Step 2: Convert to fraction form
    35,729.97/53,602.13 = 12,036.57/x
  3. Step 3: Cross multiply
    35,729.97x = 53,602.13 × 12,036.57
  4. Step 4: Simplify right side
    35,729.97x = 645,185,789.89
  5. Step 5: Solve for x
    x = 645,185,789.89/35,729.97
  6. Step 6: Final answer
    x = 18,057.27

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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.