Home / 14,214.76-21,340.68-9,555.64

Finding the Fourth Proportional to 14,214.76, 21,340.68 and 9,555.64

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Solution

The fourth proportional to 14,214.76, 21,340.68 and 9,555.64 is: 14,345.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,214.76 : 21,340.68 = 9,555.64 : x
  2. Step 2: Convert to fraction form
    14,214.76/21,340.68 = 9,555.64/x
  3. Step 3: Cross multiply
    14,214.76x = 21,340.68 × 9,555.64
  4. Step 4: Simplify right side
    14,214.76x = 203,923,855.44
  5. Step 5: Solve for x
    x = 203,923,855.44/14,214.76
  6. Step 6: Final answer
    x = 14,345.92

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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.