Home / 13,020.44-19,521.98-4,252.28

Finding the Fourth Proportional to 13,020.44, 19,521.98 and 4,252.28

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Solution

The fourth proportional to 13,020.44, 19,521.98 and 4,252.28 is: 6,375.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,020.44 : 19,521.98 = 4,252.28 : x
  2. Step 2: Convert to fraction form
    13,020.44/19,521.98 = 4,252.28/x
  3. Step 3: Cross multiply
    13,020.44x = 19,521.98 × 4,252.28
  4. Step 4: Simplify right side
    13,020.44x = 83,012,925.11
  5. Step 5: Solve for x
    x = 83,012,925.11/13,020.44
  6. Step 6: Final answer
    x = 6,375.59

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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.