Home / 14,234.67-21,351.92-4,870.17

Finding the Fourth Proportional to 14,234.67, 21,351.92 and 4,870.17

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Solution

The fourth proportional to 14,234.67, 21,351.92 and 4,870.17 is: 7,305.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,234.67 : 21,351.92 = 4,870.17 : x
  2. Step 2: Convert to fraction form
    14,234.67/21,351.92 = 4,870.17/x
  3. Step 3: Cross multiply
    14,234.67x = 21,351.92 × 4,870.17
  4. Step 4: Simplify right side
    14,234.67x = 103,987,455.88
  5. Step 5: Solve for x
    x = 103,987,455.88/14,234.67
  6. Step 6: Final answer
    x = 7,305.22

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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.