Home / 25,365.93-38,055.15-7,835.75

Finding the Fourth Proportional to 25,365.93, 38,055.15 and 7,835.75

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Solution

The fourth proportional to 25,365.93, 38,055.15 and 7,835.75 is: 11,755.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,365.93 : 38,055.15 = 7,835.75 : x
  2. Step 2: Convert to fraction form
    25,365.93/38,055.15 = 7,835.75/x
  3. Step 3: Cross multiply
    25,365.93x = 38,055.15 × 7,835.75
  4. Step 4: Simplify right side
    25,365.93x = 298,190,451.34
  5. Step 5: Solve for x
    x = 298,190,451.34/25,365.93
  6. Step 6: Final answer
    x = 11,755.55

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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.