Home / 25,287.96-37,910.04-13,587.48

Finding the Fourth Proportional to 25,287.96, 37,910.04 and 13,587.48

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Solution

The fourth proportional to 25,287.96, 37,910.04 and 13,587.48 is: 20,369.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,287.96 : 37,910.04 = 13,587.48 : x
  2. Step 2: Convert to fraction form
    25,287.96/37,910.04 = 13,587.48/x
  3. Step 3: Cross multiply
    25,287.96x = 37,910.04 × 13,587.48
  4. Step 4: Simplify right side
    25,287.96x = 515,101,910.30
  5. Step 5: Solve for x
    x = 515,101,910.30/25,287.96
  6. Step 6: Final answer
    x = 20,369.45

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1.5x scale

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.