Home / 14,281.63-21,426.09-5,965.36

Finding the Fourth Proportional to 14,281.63, 21,426.09 and 5,965.36

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Solution

The fourth proportional to 14,281.63, 21,426.09 and 5,965.36 is: 8,949.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,281.63 : 21,426.09 = 5,965.36 : x
  2. Step 2: Convert to fraction form
    14,281.63/21,426.09 = 5,965.36/x
  3. Step 3: Cross multiply
    14,281.63x = 21,426.09 × 5,965.36
  4. Step 4: Simplify right side
    14,281.63x = 127,814,340.24
  5. Step 5: Solve for x
    x = 127,814,340.24/14,281.63
  6. Step 6: Final answer
    x = 8,949.56

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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.