Home / 35,890.01-53,838.60-13,722.04

Finding the Fourth Proportional to 35,890.01, 53,838.60 and 13,722.04

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Solution

The fourth proportional to 35,890.01, 53,838.60 and 13,722.04 is: 20,584.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,890.01 : 53,838.60 = 13,722.04 : x
  2. Step 2: Convert to fraction form
    35,890.01/53,838.60 = 13,722.04/x
  3. Step 3: Cross multiply
    35,890.01x = 53,838.60 × 13,722.04
  4. Step 4: Simplify right side
    35,890.01x = 738,775,422.74
  5. Step 5: Solve for x
    x = 738,775,422.74/35,890.01
  6. Step 6: Final answer
    x = 20,584.43

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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.