Home / 17,440.62-26,157-4,960.38

Finding the Fourth Proportional to 17,440.62, 26,157 and 4,960.38

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Solution

The fourth proportional to 17,440.62, 26,157 and 4,960.38 is: 7,439.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,440.62 : 26,157 = 4,960.38 : x
  2. Step 2: Convert to fraction form
    17,440.62/26,157 = 4,960.38/x
  3. Step 3: Cross multiply
    17,440.62x = 26,157 × 4,960.38
  4. Step 4: Simplify right side
    17,440.62x = 129,748,659.66
  5. Step 5: Solve for x
    x = 129,748,659.66/17,440.62
  6. Step 6: Final answer
    x = 7,439.45

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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.