Home / 18,650.66-25,738.56-10,583.87

Finding the Fourth Proportional to 18,650.66, 25,738.56 and 10,583.87

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Solution

The fourth proportional to 18,650.66, 25,738.56 and 10,583.87 is: 14,606.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,650.66 : 25,738.56 = 10,583.87 : x
  2. Step 2: Convert to fraction form
    18,650.66/25,738.56 = 10,583.87/x
  3. Step 3: Cross multiply
    18,650.66x = 25,738.56 × 10,583.87
  4. Step 4: Simplify right side
    18,650.66x = 272,413,444.33
  5. Step 5: Solve for x
    x = 272,413,444.33/18,650.66
  6. Step 6: Final answer
    x = 14,606.11

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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.