Home / 14,443.20-21,675.75-9,752.10

Finding the Fourth Proportional to 14,443.20, 21,675.75 and 9,752.10

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Solution

The fourth proportional to 14,443.20, 21,675.75 and 9,752.10 is: 14,635.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,443.20 : 21,675.75 = 9,752.10 : x
  2. Step 2: Convert to fraction form
    14,443.20/21,675.75 = 9,752.10/x
  3. Step 3: Cross multiply
    14,443.20x = 21,675.75 × 9,752.10
  4. Step 4: Simplify right side
    14,443.20x = 211,384,081.58
  5. Step 5: Solve for x
    x = 211,384,081.58/14,443.20
  6. Step 6: Final answer
    x = 14,635.54

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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.