Home / 14,329.60-19,768.96-9,021.44

Finding the Fourth Proportional to 14,329.60, 19,768.96 and 9,021.44

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Solution

The fourth proportional to 14,329.60, 19,768.96 and 9,021.44 is: 12,445.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,329.60 : 19,768.96 = 9,021.44 : x
  2. Step 2: Convert to fraction form
    14,329.60/19,768.96 = 9,021.44/x
  3. Step 3: Cross multiply
    14,329.60x = 19,768.96 × 9,021.44
  4. Step 4: Simplify right side
    14,329.60x = 178,344,486.50
  5. Step 5: Solve for x
    x = 178,344,486.50/14,329.60
  6. Step 6: Final answer
    x = 12,445.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.