Home / 25,147.32-34,707.60-14,543.15

Finding the Fourth Proportional to 25,147.32, 34,707.60 and 14,543.15

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Solution

The fourth proportional to 25,147.32, 34,707.60 and 14,543.15 is: 20,072.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,147.32 : 34,707.60 = 14,543.15 : x
  2. Step 2: Convert to fraction form
    25,147.32/34,707.60 = 14,543.15/x
  3. Step 3: Cross multiply
    25,147.32x = 34,707.60 × 14,543.15
  4. Step 4: Simplify right side
    25,147.32x = 504,757,659.40
  5. Step 5: Solve for x
    x = 504,757,659.40/25,147.32
  6. Step 6: Final answer
    x = 20,072.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.