Home / 18,624.45-25,703.19-10,669.23

Finding the Fourth Proportional to 18,624.45, 25,703.19 and 10,669.23

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Solution

The fourth proportional to 18,624.45, 25,703.19 and 10,669.23 is: 14,724.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,624.45 : 25,703.19 = 10,669.23 : x
  2. Step 2: Convert to fraction form
    18,624.45/25,703.19 = 10,669.23/x
  3. Step 3: Cross multiply
    18,624.45x = 25,703.19 × 10,669.23
  4. Step 4: Simplify right side
    18,624.45x = 274,233,245.84
  5. Step 5: Solve for x
    x = 274,233,245.84/18,624.45
  6. Step 6: Final answer
    x = 14,724.37

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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.