Home / 14,520.22-21,788.53-6,199.47

Finding the Fourth Proportional to 14,520.22, 21,788.53 and 6,199.47

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Solution

The fourth proportional to 14,520.22, 21,788.53 and 6,199.47 is: 9,302.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,520.22 : 21,788.53 = 6,199.47 : x
  2. Step 2: Convert to fraction form
    14,520.22/21,788.53 = 6,199.47/x
  3. Step 3: Cross multiply
    14,520.22x = 21,788.53 × 6,199.47
  4. Step 4: Simplify right side
    14,520.22x = 135,077,322.58
  5. Step 5: Solve for x
    x = 135,077,322.58/14,520.22
  6. Step 6: Final answer
    x = 9,302.71

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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.