Home / 14,441.20-21,643.58-7,029.70

Finding the Fourth Proportional to 14,441.20, 21,643.58 and 7,029.70

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Solution

The fourth proportional to 14,441.20, 21,643.58 and 7,029.70 is: 10,535.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,441.20 : 21,643.58 = 7,029.70 : x
  2. Step 2: Convert to fraction form
    14,441.20/21,643.58 = 7,029.70/x
  3. Step 3: Cross multiply
    14,441.20x = 21,643.58 × 7,029.70
  4. Step 4: Simplify right side
    14,441.20x = 152,147,839.18
  5. Step 5: Solve for x
    x = 152,147,839.18/14,441.20
  6. Step 6: Final answer
    x = 10,535.68

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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.