Home / 18,254.43-25,190.52-10,188.29

Finding the Fourth Proportional to 18,254.43, 25,190.52 and 10,188.29

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Solution

The fourth proportional to 18,254.43, 25,190.52 and 10,188.29 is: 14,059.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,254.43 : 25,190.52 = 10,188.29 : x
  2. Step 2: Convert to fraction form
    18,254.43/25,190.52 = 10,188.29/x
  3. Step 3: Cross multiply
    18,254.43x = 25,190.52 × 10,188.29
  4. Step 4: Simplify right side
    18,254.43x = 256,648,197.06
  5. Step 5: Solve for x
    x = 256,648,197.06/18,254.43
  6. Step 6: Final answer
    x = 14,059.50

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Double scale
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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.