Home / 13,546.53-20,319.57-4,668.12

Finding the Fourth Proportional to 13,546.53, 20,319.57 and 4,668.12

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Solution

The fourth proportional to 13,546.53, 20,319.57 and 4,668.12 is: 7,002.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,546.53 : 20,319.57 = 4,668.12 : x
  2. Step 2: Convert to fraction form
    13,546.53/20,319.57 = 4,668.12/x
  3. Step 3: Cross multiply
    13,546.53x = 20,319.57 × 4,668.12
  4. Step 4: Simplify right side
    13,546.53x = 94,854,191.11
  5. Step 5: Solve for x
    x = 94,854,191.11/13,546.53
  6. Step 6: Final answer
    x = 7,002.10

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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.