Home / 18,632.45-25,703.74-11,073.43

Finding the Fourth Proportional to 18,632.45, 25,703.74 and 11,073.43

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Solution

The fourth proportional to 18,632.45, 25,703.74 and 11,073.43 is: 15,275.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,632.45 : 25,703.74 = 11,073.43 : x
  2. Step 2: Convert to fraction form
    18,632.45/25,703.74 = 11,073.43/x
  3. Step 3: Cross multiply
    18,632.45x = 25,703.74 × 11,073.43
  4. Step 4: Simplify right side
    18,632.45x = 284,628,437.11
  5. Step 5: Solve for x
    x = 284,628,437.11/18,632.45
  6. Step 6: Final answer
    x = 15,275.96

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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.