Home / 14,504.40-21,723.12-14,263.56

Finding the Fourth Proportional to 14,504.40, 21,723.12 and 14,263.56

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Solution

The fourth proportional to 14,504.40, 21,723.12 and 14,263.56 is: 21,362.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,504.40 : 21,723.12 = 14,263.56 : x
  2. Step 2: Convert to fraction form
    14,504.40/21,723.12 = 14,263.56/x
  3. Step 3: Cross multiply
    14,504.40x = 21,723.12 × 14,263.56
  4. Step 4: Simplify right side
    14,504.40x = 309,849,025.51
  5. Step 5: Solve for x
    x = 309,849,025.51/14,504.40
  6. Step 6: Final answer
    x = 21,362.42

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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.