Home / 14,363.40-21,419.31-14,232.12

Finding the Fourth Proportional to 14,363.40, 21,419.31 and 14,232.12

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Solution

The fourth proportional to 14,363.40, 21,419.31 and 14,232.12 is: 21,223.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,363.40 : 21,419.31 = 14,232.12 : x
  2. Step 2: Convert to fraction form
    14,363.40/21,419.31 = 14,232.12/x
  3. Step 3: Cross multiply
    14,363.40x = 21,419.31 × 14,232.12
  4. Step 4: Simplify right side
    14,363.40x = 304,842,190.24
  5. Step 5: Solve for x
    x = 304,842,190.24/14,363.40
  6. Step 6: Final answer
    x = 21,223.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.