Home / 18,530.11-25,571.57-10,032.31

Finding the Fourth Proportional to 18,530.11, 25,571.57 and 10,032.31

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Solution

The fourth proportional to 18,530.11, 25,571.57 and 10,032.31 is: 13,844.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,530.11 : 25,571.57 = 10,032.31 : x
  2. Step 2: Convert to fraction form
    18,530.11/25,571.57 = 10,032.31/x
  3. Step 3: Cross multiply
    18,530.11x = 25,571.57 × 10,032.31
  4. Step 4: Simplify right side
    18,530.11x = 256,541,739.41
  5. Step 5: Solve for x
    x = 256,541,739.41/18,530.11
  6. Step 6: Final answer
    x = 13,844.59

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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.