Home / 18,323.70-25,286.67-10,774.86

Finding the Fourth Proportional to 18,323.70, 25,286.67 and 10,774.86

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Solution

The fourth proportional to 18,323.70, 25,286.67 and 10,774.86 is: 14,869.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,323.70 : 25,286.67 = 10,774.86 : x
  2. Step 2: Convert to fraction form
    18,323.70/25,286.67 = 10,774.86/x
  3. Step 3: Cross multiply
    18,323.70x = 25,286.67 × 10,774.86
  4. Step 4: Simplify right side
    18,323.70x = 272,460,329.12
  5. Step 5: Solve for x
    x = 272,460,329.12/18,323.70
  6. Step 6: Final answer
    x = 14,869.29

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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.