Home / 18,573.40-25,617.90-11,497.24

Finding the Fourth Proportional to 18,573.40, 25,617.90 and 11,497.24

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Solution

The fourth proportional to 18,573.40, 25,617.90 and 11,497.24 is: 15,857.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,573.40 : 25,617.90 = 11,497.24 : x
  2. Step 2: Convert to fraction form
    18,573.40/25,617.90 = 11,497.24/x
  3. Step 3: Cross multiply
    18,573.40x = 25,617.90 × 11,497.24
  4. Step 4: Simplify right side
    18,573.40x = 294,535,144.60
  5. Step 5: Solve for x
    x = 294,535,144.60/18,573.40
  6. Step 6: Final answer
    x = 15,857.90

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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.