Home / 35,128.53-52,698.33-11,430.50

Finding the Fourth Proportional to 35,128.53, 52,698.33 and 11,430.50

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Solution

The fourth proportional to 35,128.53, 52,698.33 and 11,430.50 is: 17,147.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,128.53 : 52,698.33 = 11,430.50 : x
  2. Step 2: Convert to fraction form
    35,128.53/52,698.33 = 11,430.50/x
  3. Step 3: Cross multiply
    35,128.53x = 52,698.33 × 11,430.50
  4. Step 4: Simplify right side
    35,128.53x = 602,367,997.57
  5. Step 5: Solve for x
    x = 602,367,997.57/35,128.53
  6. Step 6: Final answer
    x = 17,147.54

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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.