Home / 14,813.48-22,226.36-6,489.20

Finding the Fourth Proportional to 14,813.48, 22,226.36 and 6,489.20

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Solution

The fourth proportional to 14,813.48, 22,226.36 and 6,489.20 is: 9,736.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,813.48 : 22,226.36 = 6,489.20 : x
  2. Step 2: Convert to fraction form
    14,813.48/22,226.36 = 6,489.20/x
  3. Step 3: Cross multiply
    14,813.48x = 22,226.36 × 6,489.20
  4. Step 4: Simplify right side
    14,813.48x = 144,231,295.31
  5. Step 5: Solve for x
    x = 144,231,295.31/14,813.48
  6. Step 6: Final answer
    x = 9,736.49

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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.