Home / 14,421.60-21,636-4,033.26

Finding the Fourth Proportional to 14,421.60, 21,636 and 4,033.26

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Solution

The fourth proportional to 14,421.60, 21,636 and 4,033.26 is: 6,050.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,421.60 : 21,636 = 4,033.26 : x
  2. Step 2: Convert to fraction form
    14,421.60/21,636 = 4,033.26/x
  3. Step 3: Cross multiply
    14,421.60x = 21,636 × 4,033.26
  4. Step 4: Simplify right side
    14,421.60x = 87,263,613.36
  5. Step 5: Solve for x
    x = 87,263,613.36/14,421.60
  6. Step 6: Final answer
    x = 6,050.90

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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.