Home / 17,743.24-26,621.13-7,881.62

Finding the Fourth Proportional to 17,743.24, 26,621.13 and 7,881.62

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Solution

The fourth proportional to 17,743.24, 26,621.13 and 7,881.62 is: 11,825.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,743.24 : 26,621.13 = 7,881.62 : x
  2. Step 2: Convert to fraction form
    17,743.24/26,621.13 = 7,881.62/x
  3. Step 3: Cross multiply
    17,743.24x = 26,621.13 × 7,881.62
  4. Step 4: Simplify right side
    17,743.24x = 209,817,630.63
  5. Step 5: Solve for x
    x = 209,817,630.63/17,743.24
  6. Step 6: Final answer
    x = 11,825.22

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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.