Home / 13,381.33-20,073.36-4,615.10

Finding the Fourth Proportional to 13,381.33, 20,073.36 and 4,615.10

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Solution

The fourth proportional to 13,381.33, 20,073.36 and 4,615.10 is: 6,923.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,381.33 : 20,073.36 = 4,615.10 : x
  2. Step 2: Convert to fraction form
    13,381.33/20,073.36 = 4,615.10/x
  3. Step 3: Cross multiply
    13,381.33x = 20,073.36 × 4,615.10
  4. Step 4: Simplify right side
    13,381.33x = 92,640,579.96
  5. Step 5: Solve for x
    x = 92,640,579.96/13,381.33
  6. Step 6: Final answer
    x = 6,923.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.