Home / 35,857.13-53,745.10-18,059.50

Finding the Fourth Proportional to 35,857.13, 53,745.10 and 18,059.50

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Solution

The fourth proportional to 35,857.13, 53,745.10 and 18,059.50 is: 27,068.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,857.13 : 53,745.10 = 18,059.50 : x
  2. Step 2: Convert to fraction form
    35,857.13/53,745.10 = 18,059.50/x
  3. Step 3: Cross multiply
    35,857.13x = 53,745.10 × 18,059.50
  4. Step 4: Simplify right side
    35,857.13x = 970,609,633.45
  5. Step 5: Solve for x
    x = 970,609,633.45/35,857.13
  6. Step 6: Final answer
    x = 27,068.80

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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.