Home / 18,359.56-25,335.82-10,806.68

Finding the Fourth Proportional to 18,359.56, 25,335.82 and 10,806.68

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Solution

The fourth proportional to 18,359.56, 25,335.82 and 10,806.68 is: 14,913.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,359.56 : 25,335.82 = 10,806.68 : x
  2. Step 2: Convert to fraction form
    18,359.56/25,335.82 = 10,806.68/x
  3. Step 3: Cross multiply
    18,359.56x = 25,335.82 × 10,806.68
  4. Step 4: Simplify right side
    18,359.56x = 273,796,099.28
  5. Step 5: Solve for x
    x = 273,796,099.28/18,359.56
  6. Step 6: Final answer
    x = 14,913.00

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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.