Home / 17,679.57-24,372.67-14,062.80

Finding the Fourth Proportional to 17,679.57, 24,372.67 and 14,062.80

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Solution

The fourth proportional to 17,679.57, 24,372.67 and 14,062.80 is: 19,386.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,679.57 : 24,372.67 = 14,062.80 : x
  2. Step 2: Convert to fraction form
    17,679.57/24,372.67 = 14,062.80/x
  3. Step 3: Cross multiply
    17,679.57x = 24,372.67 × 14,062.80
  4. Step 4: Simplify right side
    17,679.57x = 342,747,983.68
  5. Step 5: Solve for x
    x = 342,747,983.68/17,679.57
  6. Step 6: Final answer
    x = 19,386.67

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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.