Home / 14,422.80-21,630.60-5,536.20

Finding the Fourth Proportional to 14,422.80, 21,630.60 and 5,536.20

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Solution

The fourth proportional to 14,422.80, 21,630.60 and 5,536.20 is: 8,302.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,422.80 : 21,630.60 = 5,536.20 : x
  2. Step 2: Convert to fraction form
    14,422.80/21,630.60 = 5,536.20/x
  3. Step 3: Cross multiply
    14,422.80x = 21,630.60 × 5,536.20
  4. Step 4: Simplify right side
    14,422.80x = 119,751,327.72
  5. Step 5: Solve for x
    x = 119,751,327.72/14,422.80
  6. Step 6: Final answer
    x = 8,302.92

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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.