Home / 39,830.34-59,736.60-11,744.40

Finding the Fourth Proportional to 39,830.34, 59,736.60 and 11,744.40

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Solution

The fourth proportional to 39,830.34, 59,736.60 and 11,744.40 is: 17,613.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,830.34 : 59,736.60 = 11,744.40 : x
  2. Step 2: Convert to fraction form
    39,830.34/59,736.60 = 11,744.40/x
  3. Step 3: Cross multiply
    39,830.34x = 59,736.60 × 11,744.40
  4. Step 4: Simplify right side
    39,830.34x = 701,570,525.04
  5. Step 5: Solve for x
    x = 701,570,525.04/39,830.34
  6. Step 6: Final answer
    x = 17,613.97

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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.