Home / 13,444.66-20,170.26-4,679.62

Finding the Fourth Proportional to 13,444.66, 20,170.26 and 4,679.62

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Solution

The fourth proportional to 13,444.66, 20,170.26 and 4,679.62 is: 7,020.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,444.66 : 20,170.26 = 4,679.62 : x
  2. Step 2: Convert to fraction form
    13,444.66/20,170.26 = 4,679.62/x
  3. Step 3: Cross multiply
    13,444.66x = 20,170.26 × 4,679.62
  4. Step 4: Simplify right side
    13,444.66x = 94,389,152.10
  5. Step 5: Solve for x
    x = 94,389,152.10/13,444.66
  6. Step 6: Final answer
    x = 7,020.57

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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.